SEIKO EPSON CORPORATION patent applications on September 19th, 2024
Patent Applications by SEIKO EPSON CORPORATION on September 19th, 2024
SEIKO EPSON CORPORATION: 47 patent applications
SEIKO EPSON CORPORATION has applied for patents in the areas of G03B21/20 (7), B41J11/00 (4), B65H5/06 (4), H04N9/31 (3), B41J2/17 (3) B41J2/1721 (3), H04N9/3158 (2), B65H27/00 (2), B65H5/062 (2), B41J2/2135 (2)
With keywords such as: light, liquid, unit, surface, portion, direction, information, device, configured, and layer in patent application abstracts.
Patent Applications by SEIKO EPSON CORPORATION
Inventor(s): Ayae SAWADO of Kai-shi (JP) for seiko epson corporation
IPC Code(s): A61B5/00, A61B5/024, A61B5/026, A61B5/029, A61B5/1455
CPC Code(s): A61B5/0062
Abstract: a biological information measurement apparatus includes: a light emitting unit configured to emit laser light to a living body; a light transmission member configured to reflect a part of the laser light and separate the laser light into a first light beam and a second light beam; a first light receiving unit configured to detect the first light beam; and a second light receiving unit configured to detect scattered light. the light transmission member has a first surface where the laser light enters and a second surface where the laser light entering the first surface enters, and dd in which a parallel axis parallel to an intersection line between the first surface and an entering surface on which the light emitting unit and the first light receiving unit are disposed is defined as a first axis, an orthogonal axis orthogonal to the first axis on the first surface is defined as a second axis, d is a first diameter of the laser light along the first axis, and d is a second diameter of the laser light along the second axis.
Inventor(s): Keisuke AIDA of Hachinohe-shi (JP) for seiko epson corporation, Toshiki SANO of Hachinohe-shi (JP) for seiko epson corporation
IPC Code(s): B22F1/05, B22F1/065, B22F10/28, B33Y70/00, B33Y80/00
CPC Code(s): B22F1/05
Abstract: an additive manufacturing powder includes an fe-based metal material and is used to manufacture an additively manufactured object that is to be turned into a metal sintered object by sintering. the additive manufacturing powder has a particle size d50 of 1.0 �m or greater and less than 15.0 �m, and a particle size difference d90-d10 between a particle size d90 and a particle size d10 of from 5.0 �m to 18.0 �m, where, in a volume-based cumulative particle size distribution curve, d10 is the particle size at which the cumulative volume of particles reaches 10% as counted from the smaller side, d50 is the particle size at which the cumulative volume of the particles reaches 50% as counted from the smaller side, and d90 is the particle size at which the cumulative volume of the particles reaches 90% as counted from the smaller side. the additive manufacturing powder also has a specific surface area of from 0.05 [m/g] to 0.25 [m/g], and a water content of 200 ppm or less as measured by the karl fischer method at 250� c. an average circularity of the particles is from 0.85 to 0.99.
20240308090. ROBOT AND ROBOT SYSTEM_simplified_abstract_(seiko epson corporation)
Inventor(s): Hidekatsu MIYASAKA of Matsumoto-shi (JP) for seiko epson corporation
IPC Code(s): B25J17/00
CPC Code(s): B25J17/00
Abstract: a robot includes a first member, a second member coupled rotatably around a rotation axis to the first member, a restricting member having a contact portion in contact with the first member when an angle between the first member and the second member is a predetermined angle and a through hole formed therein, a first locking member passing through the through hole and locking the restricting member to the second member, and a second locking member locking the restricting member to the second member, wherein, as seen from a direction along the rotation axis, a distance between the contact portion and the first locking member is shorter than a distance between the contact portion and the second locking member, and a length of the through hole in a direction from the first locking member to the contact portion is longer than a diameter of the first locking member.
Inventor(s): Manabu WATANABE of SHIOJIRI-SHI (JP) for seiko epson corporation, Akihiko TSUNOYA of OKAYA-SHI (JP) for seiko epson corporation
IPC Code(s): B29C64/165, B29K1/00, B33Y10/00, B33Y40/20, B33Y70/00
CPC Code(s): B29C64/165
Abstract: a three-dimensional shaping method includes: a shaping step of shaping a three-dimensional shaped object by repeating at least a first step and a second step among three steps including the first step, the second step, and a third step. the first step is supplying a powder containing a plant-derived fiber material to form a powder layer above a shaping surface at which the three-dimensional shaped object is to be shaped. the second step is dispensing a liquid containing a binder to at least a part of the powder layer formed in the first step. the third step is heating the powder layer to which the liquid is dispensed in the second step at a predetermined first temperature. the first temperature is lower than a boiling point of the binder, higher than a melting point of the binder, and is a temperature at which the powder does not discolor.
Inventor(s): Manabu WATANABE of SHIOJIRI-SHI (JP) for seiko epson corporation, Akihiko TSUNOYA of OKAYA-SHI (JP) for seiko epson corporation
IPC Code(s): B29C64/165, B29C64/209, B29C64/218, B29C64/295, B33Y10/00, B33Y70/10
CPC Code(s): B29C64/165
Abstract: a three-dimensional shaping method includes a shaping step including: a first step of supplying a powder containing a plant-derived fiber material to form a powder layer; a second step of dispensing at least one of a first liquid or a second liquid to at least a part of the powder layer, the first liquid containing both a binder and an infrared absorber, the second liquid containing at least the binder among the binder and the infrared absorber; and a third step of heating the powder layer to which a liquid is dispensed in the second step at a predetermined heating temperature. the heating temperature is lower than a boiling point of the binder and higher than a melting point of the binder. a content of the infrared absorber in the second liquid is lower than a content of the infrared absorber in the first liquid.
20240308207. PRINTING DEVICE AND PRINTING METHOD_simplified_abstract_(seiko epson corporation)
Inventor(s): Eishin YOSHIKAWA of Matsumoto (JP) for seiko epson corporation
IPC Code(s): B41J2/045, G06K15/02
CPC Code(s): B41J2/04551
Abstract: a printing device can produce a bendable printed matter. the printing device acquires bending information including information of a bending region that is a region to be bent in a medium and information of the direction of the bending, and execute a first print mode in which printing is performed based on the bending information and a second print mode in which printing is performed differently from the first print mode. in a case of printing, in a printing region including the bending region of the medium, an image at least partially continuous in the direction of the bending, the coverage by dots of a liquid discharged to the bending region when printing the image in the first print mode is made lower than the coverage by dots of the liquid discharged to the bending region when printing the image in the second print mode.
Inventor(s): Madoka GOI of Matsumoto (JP) for seiko epson corporation, Yuki WATANABE of Matsumoto (JP) for seiko epson corporation, Akinori TANIUCHI of Matsumoto (JP) for seiko epson corporation
IPC Code(s): B41J2/045, B41J2/145
CPC Code(s): B41J2/04581
Abstract: a method of manufacturing a liquid ejecting apparatus including a liquid ejecting head that includes a number n of nozzle arrays that are two or more nozzle arrays includes selecting one ejection amount identification information piece from among the plurality of ejection amount identification information pieces according to a one grouping pattern in which the nozzle arrays are grouped so that the nozzle arrays corresponding to the drive element to which the drive signal generated by each of the one or more drive signal generating circuits is commonly supplied are grouped into the same group, and setting, based on the one ejection amount identification information piece, a number of times that the liquid is ejected from the number n of nozzle arrays onto the medium per unit area.
Inventor(s): Haruki KOBAYASHI of Matsumoto (JP) for seiko epson corporation
IPC Code(s): B41J2/14, B41J2/175
CPC Code(s): B41J2/14233
Abstract: there is provided a liquid ejecting head including a head chip and a flow path structure to which the head chip is joined by a first-adhesive and a second-adhesive, in which the flow path structure has a common flow path, a first-selection-flow-path coupled to the common flow path and liquid-tightly coupled to the chip-side flow path of the head chip by the first-adhesive, and a second-selection-flow-path coupled to the common flow path, an outer surface of the flow path structure includes a closed region surrounding an opening of the second-selection-flow-path at a distance from the opening when viewed in a stacking direction of the head chip and the flow path structure, and the head chip adheres to the flow path structure via the second-adhesive in the closed region so that the second-selection-flow-path is closed.
Inventor(s): Haruki KOBAYASHI of Matsumoto (JP) for seiko epson corporation
IPC Code(s): B41J2/16, B41J2/14
CPC Code(s): B41J2/161
Abstract: there is provided a liquid ejecting head manufacturing method of manufacturing a second liquid ejecting head by regenerating a first liquid ejecting head that includes a first head chip ejecting a liquid, and a flow path structure having a first selection coupling portion and a second selection coupling portion that are flow path coupling portions to the first head chip, the method including: a replacing step of replacing the first head chip with a second head chip compatible with the first head chip, in which the replacing step includes a first step of releasing an adhesion state where the first selection coupling portion and the first head chip are liquid-tightly coupled, and a second step of liquid-tightly coupling the second selection coupling portion compatible with the first selection coupling portion and the second head chip by an adhesive.
20240308225. PRINTING APPARATUS_simplified_abstract_(seiko epson corporation)
Inventor(s): Satoshi NAKATA of MATSUMOTO-SHI (JP) for seiko epson corporation, Kanji MOMOSE of MATSUMOTO-SHI (JP) for seiko epson corporation, Masanari TANAKA of SHIOJIRI-SHI (JP) for seiko epson corporation, Hirokazu ANADA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B41J2/17
CPC Code(s): B41J2/1721
Abstract: a holding portion holding a waste liquid container is disposed at a position at which a waste liquid container region overlapping the waste liquid container in a region inside a printing apparatus and a movement path of a carriage overlap when viewed from a transport direction, above a transport path and downstream of the movement path of the carriage in the transport direction, a liquid supply tube overlaps the waste liquid container region when viewed from the transport direction, the waste liquid container region is spaced apart from the liquid supply tube, and a discharge portion including a nozzle in which a discharge port for discharging the waste liquid is formed is provided to be movable relative to the holding portion.
Inventor(s): Hisashi SATO of SHIOJIRI-SHI (JP) for seiko epson corporation, Koji TANAKA of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): B41J2/17, B41J2/165, B41J11/00
CPC Code(s): B41J2/1721
Abstract: a maintenance unit configured to receive liquid discharged as a waste liquid from an ejection section that ejects the liquid onto a medium, the liquid being cured by a hardening process, the maintenance unit includes a belt-shaped absorbing member configured to absorb the liquid and to receive the liquid at a receiving region of the absorbing member, a rotor configured to transport the absorbing member in a feeding direction, a guide roller provided downstream of the receiving region in the feeding direction and around which winds the absorbing member, and a first regulating section is provided on the ejection section side of the absorbing member that is located between the receiving region and the center shaft of the downstream roller with respect to the feeding direction.
20240308227. PRINTING APPARATUS_simplified_abstract_(seiko epson corporation)
Inventor(s): Satoshi NAKATA of MATSUMOTO-SHI (JP) for seiko epson corporation, Kanji MOMOSE of MATSUMOTO-SHI (JP) for seiko epson corporation, Katsumi MARUYAMA of AZUMINO-SHI (JP) for seiko epson corporation, Masanari TANAKA of SHIOJIRI-SHI (JP) for seiko epson corporation, Katsumi YAMADA of MATSUMOTO-SHI (JP) for seiko epson corporation, Hirokazu ANADA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B41J2/17, B41J2/175
CPC Code(s): B41J2/1721
Abstract: a holding portion holding a waste liquid container is disposed at a position at which a waste liquid container region overlapping the waste liquid container in a region inside a printing apparatus and a movement path of a carriage overlap when viewed from a transport direction, above a transport path and downstream of the movement path of the carriage in the transport direction, a liquid supply tube overlaps the waste liquid container region when viewed from the transport direction, and a contact reducing member reducing contact between the waste liquid container and the liquid supply tube is disposed between the liquid supply tube and the waste liquid container region.
Inventor(s): . PUJIATNO of Bekasi (ID) for seiko epson corporation
IPC Code(s): B41J2/21, B41J2/165
CPC Code(s): B41J2/2135
Abstract: a printing apparatus includes: a printing head including a plurality of nozzles; a control unit configured to control ejection of the ink by the printing head; a display unit; an operation reception unit configured to receive an operation from outside; and a cleaning unit configured to execute cleaning of the printing head, in which the control unit causes the printing head to eject the ink from the plurality of nozzles to a medium, thereby causing the printing head to print a test pattern, causes the display unit to display the plurality of test pattern images that are test pattern images obtained by simulating a printing result of the test pattern and whose printing defectiveness degrees are different as a plurality of options, receives selection of the test pattern image through the operation reception unit, and causes the cleaning unit to execute cleaning corresponding to the selected test pattern image among the plurality of types of cleaning associated with the plurality of test pattern images in advance.
20240308236. PRINTING DEVICE AND PRINTING METHOD_simplified_abstract_(seiko epson corporation)
Inventor(s): Yoshiaki YAMAMOTO of Shiojiri (JP) for seiko epson corporation
IPC Code(s): B41J2/21
CPC Code(s): B41J2/2135
Abstract: a printing device includes a control unit, and the print head including a first nozzle row, a second nozzle row, a third nozzle row, and a fourth nozzle row arrayed along a second direction. a test pattern is printed by a main scan and a sub-scan, and the control unit prints the test pattern so as to include a first line group, a second line group, a third line group, and a fourth line group, and prints the test pattern so that the first line group and the third line group and the second line group and the fourth line group are shifted from each other by a first distance shorter than the nozzle interval in the first direction, and the first line group and the third line group overlap and the second line group and the fourth line group overlap when viewed from the second direction.
Inventor(s): Kenji MOTAI of Matsumoto-shi (JP) for seiko epson corporation, Taishi Sasaki of Matsumoto-shi (JP) for seiko epson corporation, Keisuke Taruya of Shiojiro-shi (JP) for seiko epson corporation
IPC Code(s): B41J11/00, B41J3/407, B41J11/04, B41J11/70, B41J15/04
CPC Code(s): B41J11/0095
Abstract: a tape printing apparatus includes a feeding mechanism that feeds, a label tape in which a plurality of labels are disposed at equal intervals on a mount tape and a detection hole is provided at a position corresponding to each of the labels, a printing head that performs printing on the labels of the label tape, a sensor that detects the detection holes, a measurement feeding pitch, which is a distance between the detection hole of a first label and the detection hole of a second label, is measured based on a detection result of the sensor, and a feeding amount of the label tape after the detection hole of the second label is detected is corrected based on the measured measurement feeding pitch and a standard feeding pitch that is a distance between the detection holes in a specification of the label tape.
Inventor(s): Kenji MOTAI of Matsumoto-shi (JP) for seiko epson corporation, Keisuke Taruya of Shiojiri-shi (JP) for seiko epson corporation
IPC Code(s): B41J11/00, B41J11/04, B41J11/70, B41J15/04
CPC Code(s): B41J11/0095
Abstract: a tape printing apparatus acquires a printing start command, and when a margin distance, which is a distance from a leading end of a tape to a printing start position of the tape, is shorter than a sensor-head distance, which is a distance between a detection position and a printing position, and the leading end of the tape is located in a second feeding direction with respect to the detection position, the tape printing apparatus feeds the tape in a first feeding direction, locates the leading end of the tape in the first feeding direction with respect to the detection position by a predetermined distance, feeds the tape in the second feeding direction, determines that the leading end of the tape passed the detection position, and then feeds the tape in the second feeding direction until the printing start position of the tape comes to the printing position.
Inventor(s): Hirohisa KODAIRA of MATSUMOTO-SHI (JP) for seiko epson corporation, Kohei UENO of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B65H5/06, B41J3/44, B41J13/03, B41J13/076
CPC Code(s): B65H5/062
Abstract: provided is a medium transportation device including an uneven roller of which a surface coming into contact with a medium is provided with a plurality of protrusions and recesses, a facing roller nipping the medium together with the uneven roller, and a claw portion guiding the medium to be separated from the uneven roller. a non-uneven region in which the protrusions and recesses are not formed along a circumferential direction is formed at a portion of the uneven roller in an axial direction and the claw portion faces and the non-uneven region.
Inventor(s): Kohei UENO of MATSUMOTO-SHI (JP) for seiko epson corporation, Hirohisa KODAIRA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B65H5/06, B41J3/44, B41J11/00, B41J13/03, B41J13/076
CPC Code(s): B65H5/062
Abstract: provided is an uneven roller of which a surface coming into contact with a medium is provided with a plurality of protrusions and recesses, the uneven roller including a shaft portion, a reference portion mounted on the shaft portion, a ring portion that is positioned closer to a side, to which a first direction along an axial direction of the shaft portion extends, than the reference portion is and that is mounted on the shaft portion, and a restriction portion that is positioned closer to the side, to which the first direction extends, than the ring portion is and that is mounted on the shaft portion to restrict movement of the ring portion in the first direction. the ring portion is composed of a plurality of uneven rings disposed along the axial direction, the uneven ring including a plurality of protrusion portions disposed along a circumferential direction.
Inventor(s): Kohei UENO of MATSUMOTO-SHI (JP) for seiko epson corporation, Hirohisa KODAIRA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B65H27/00, B65H5/06
CPC Code(s): B65H27/00
Abstract: a medium transportation device for transporting a medium. the medium transportation device including a first transportation roller pair that nips and transports the medium with a first uneven roller of which a surface coming into contact with the medium is provided with protrusions and recesses and a first facing roller that faces the first uneven roller. a second transportation roller pair is positioned downstream of the first transportation roller pair in a medium transportation direction and nips and transports the medium with a second uneven roller of which a surface coming into contact with the medium is provided with protrusions and recesses and a second facing roller that faces the second uneven roller. the first uneven roller comes into contact with a first surface and the second uneven roller comes into contact with a second surface.
Inventor(s): Hirohisa KODAIRA of MATSUMOTO-SHI (JP) for seiko epson corporation, Kohei UENO of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B65H27/00, B65H5/06
CPC Code(s): B65H27/00
Abstract: provided is a medium transportation device transporting a medium onto which liquid is discharged, the medium transportation device including a transportation roller pair that nips and transports the medium. the transportation roller pair includes a first uneven roller of which a surface coming into contact with the medium is provided with protrusions and recesses and a second uneven roller that is a roller disposed to face the first uneven roller and of which a surface coming into contact with the medium is provided with protrusions and recesses and a protrusion portion of one of the first uneven roller and the second uneven roller faces a recess portion of another of the first uneven roller and the second uneven roller.
Inventor(s): Satoshi KITO of CHINO-SHI (JP) for seiko epson corporation, Yoichi NAKAGOMI of MATSUMOTO-SHI (JP) for seiko epson corporation, Kengo KANO of MATSUMOTO-SHI, NAGANO-KEN (JP) for seiko epson corporation
IPC Code(s): C09K11/02, C04B35/581, C09K11/77, G03B21/20
CPC Code(s): C09K11/02
Abstract: a phosphor includes a phosphor phase made of abo:ce having a garnet structure and a matrix phase having a refractive index higher than a refractive index of the phosphor phase. a ratio of ce to a in terms of number of atoms is 0.0002 or more and 0.005 or less. a is at least one selected from the group consisting of lu, gd, tb, ga, and y. b is al.
Inventor(s): Ayae SAWADO of Kai-shi (JP) for seiko epson corporation
IPC Code(s): G01N21/49, G01N21/59, G16B40/10
CPC Code(s): G01N21/49
Abstract: a biological information measurement apparatus includes: a light emitting unit configured to emit laser light; a light receiving unit configured to receive scattered light generated when the laser light enters the living body; a case accommodating the light emitting unit and the light receiving unit; and a light transmission member attached to the case at a position facing the living body. the light transmission member has a first surface where the laser light enters and a second surface where the laser light entering the first surface enters, and d1<d2, in which a parallel axis parallel to an intersection line between the first surface and an entering surface on which the light emitting unit and the light receiving unit are disposed is defined as a first axis, an orthogonal axis orthogonal to the first axis on the first surface is defined as a second axis, d1 is a first diameter of the laser light along the first axis, and d2 is a second diameter of the laser light along the second axis.
Inventor(s): Fumiya ITO of Suwa (JP) for seiko epson corporation
IPC Code(s): G01P21/00
CPC Code(s): G01P21/00
Abstract: a method for diagnosing a failure in a sensor module includes: a first diagnosis step of diagnosing that when a comparison result between a first angular velocity based on an output signal of a first sensor element detecting an angular velocity around a first axis and a second angular velocity based on an output signal of a second sensor element detecting an angular velocity around the first axis satisfies a first standard, the first sensor element and the second sensor element are normal; and a second diagnosis step of performing failure diagnosis of the first sensor element using the first angular velocity signal or the second angular velocity signal and an acceleration signal based on an output signal of a third sensor element detecting an acceleration in a second-axis direction when the comparison result does not satisfy the first standard.
Inventor(s): Hiroyuki OIKAWA of CHITOSE-SHI (JP) for seiko epson corporation
IPC Code(s): G02F1/1335, G02F1/1345
CPC Code(s): G02F1/133512
Abstract: an electro-optical device includes a display area configured to display an image and a peripheral area provided outside the display area in plan view. the electro-optical device includes a first substrate, a second substrate facing the first substrate, and an electro-optical layer disposed between the first substrate and the second substrate and having an optical characteristic changing in accordance with an electric field. one or both of the first substrate and the second substrate include a light blocking layer provided in the peripheral area and a reflection layer provided in the peripheral area. a reflectance of the reflection layer with respect to visible light is higher than a reflectance of the light blocking layer with respect to visible light. the light blocking layer is disposed closer to the display area than the reflection layer is to the display area.
Inventor(s): Hiroyuki OIKAWA of CHITOSE-SHI (JP) for seiko epson corporation
IPC Code(s): G02F1/1345, G02F1/1343
CPC Code(s): G02F1/1345
Abstract: an electro-optical device includes a first substrate, a second substrate facing the first substrate, and an electro-optical layer disposed between the first substrate and the second substrate and having an optical characteristic changing in accordance with an electric field. the first substrate includes a transistor, a pixel electrode provided corresponding to the transistor, a relay electrode disposed at a layer between the transistor and the pixel electrode, a contact plug provided at a layer between the relay electrode and the pixel electrode and configured to electrically couple the relay electrode and the pixel electrode, and a first reflection layer disposed at a layer between the relay electrode and the pixel electrode.
20240310702. LIGHT SOURCE DEVICE AND PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Takuo YONEYAMA of Azumino-shi (JP) for seiko epson corporation
IPC Code(s): G03B21/14, G03B21/20
CPC Code(s): G03B21/142
Abstract: a light source device according to the present disclosure includes a first light emitter for emitting a first light beam, a first optical part having a first plane of incidence which the first light beam enters, and a first exit surface from which the first light beam is emitted, and a second optical part having a second plane of incidence which the first light beam emitted from the first optical part enters, and a second exit surface from which the first light beam is emitted. the first optical part rotates centering on a first rotational axis a. the second optical part rotates centering on a second rotational axis. the first plane of incidence and the first exit surface are parallel to each other, and the second plane of incidence and the second exit surface are parallel to each other.
Inventor(s): Kengo KANO of MATSUMOTO-SHI (JP) for seiko epson corporation, Soma TODA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): G03B21/20, C09K11/77
CPC Code(s): G03B21/204
Abstract: a phosphor includes a phosphor phase made of abo:ce having a garnet structure; and a matrix phase having a refractive index higher than a refractive index of the phosphor phase. a content of the phosphor phase is 56 vol % or more and 70 vol % or less in terms of a volume ratio with respect to a total including the matrix phase and the phosphor phase. a is at least one selected from the group consisting of lu, gd, tb, ga, and y. b is al.
Inventor(s): Toshiaki HASHIZUME of OKAYA-SHI (JP) for seiko epson corporation
IPC Code(s): G03B21/20
CPC Code(s): G03B21/204
Abstract: a wavelength conversion device includes a substrate, a wavelength conversion layer disposed on the substrate and including a plurality of phosphor particles and a bonding member configured to bond the phosphor particles and the substrate to each other, and a reflecting layer disposed between the substrate and the wavelength conversion layer and configured to reflect light. a particle size distribution of the phosphor particles is no smaller than 40 �m and no larger than 200 �m. a center value of the particle size distribution is no smaller than 70 �m and no larger than 150 �m. some of the phosphor particles are thermally coupled to the reflecting layer. 50% or more of the phosphor particles are thermally coupled to each other. a thickness of the bonding member is no smaller than 30% and no larger than 80% of a thickness of the wavelength conversion layer.
20240310711. LIGHT SOURCE DEVICE AND PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Takuo YONEYAMA of AZUMINO-SHI (JP) for seiko epson corporation
IPC Code(s): G03B21/20
CPC Code(s): G03B21/2066
Abstract: a light source device according to the present disclosure includes a first light source emitting a first light beam, a second light source emitting a second light beam, a third light source emitting a third light beam, and a transmissive optical part configured to transmit the light beams. the transmissive optical part rotates centering on a rotational axis. a cross-sectional shape perpendicular to a principal ray of each of the light beams is a shape having a long axis. in the transmissive optical part, a plane of incidence which each of the light beams enters, and an exit surface from which the light beam entering the plane of incidence is emitted are parallel to each other.
20240310712. LIGHT SOURCE DEVICE AND PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Yuichiro IWAMA of AZUMINO-SHI (JP) for seiko epson corporation, Takumi NAGAI of GUNMA-KEN (JP) for seiko epson corporation
IPC Code(s): G03B21/20
CPC Code(s): G03B21/208
Abstract: a light source device of the present disclosure includes a light emitting element, a light guide member, a supporting member, and a pressing member. the pressing member has a first extension portion extending in a direction closer to a direction along a third axis than a direction along a first axis, and contacting a third face, a pair of second extension portions extending in a direction closer to a direction along the first axis than a direction along the third axis, and having one ends coupled to the first extension portion and the other ends fixed to the supporting member, and elastically deforms in a direction crossing a principal surface of the supporting surface to urge the third face.
20240310716. PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Norio NAKAMURA of Matsumoto-shi (JP) for seiko epson corporation
IPC Code(s): G03B41/00, G03B21/00, G03B21/20, G03B21/28
CPC Code(s): G03B41/00
Abstract: a projector of the present disclosure includes a light source outputting a light, one liquid crystal panel modulating the light output from the light source based on an image signal, a polarizer reflecting a first light as a first polarization component generating an image light of the light output from the liquid crystal panel, and transmitting a second light as a second polarization component different from the first polarization component of the light output from the liquid crystal panel, and a first solar cell entered by the second light as the second polarization component transmitted through the polarizer, wherein the first solar cell generates electricity from the second light as the second polarization component entering from the polarizer.
Inventor(s): Kazutoshi MATSUZAKI of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): G03G21/16, G03G15/00
CPC Code(s): G03G21/1638
Abstract: a medium conveyance apparatus includes an inner door openable and closable with respect to an apparatus body, an outer door located on an outer side of the inner door and openable and closable with respect to the apparatus body. one of the inner door and the outer door includes a contact protruding part. the other of the inner door and the outer door includes a contact target part configured to come into contact with the contact protruding part. the contact protruding part and the contact target part are disposed forming a gap in the region between the inner door and the outer door in a state where the contact protruding part and the contact target part are in contact with each other when the outer door is rotated in a closing direction with the inner door open.
20240310810. Production Process Management System_simplified_abstract_(seiko epson corporation)
Inventor(s): Kosuke ATSUTA of Shiojiri (JP) for seiko epson corporation, Soji SHIOZAWA of Matsumoto (JP) for seiko epson corporation
IPC Code(s): G05B19/4063
CPC Code(s): G05B19/4063
Abstract: a production process management system includes a first acquiring unit configured to acquire reason classification information that is information concerning a reason why an exceptional process different from a standard process was implemented in production of a molded product, a second acquiring unit configured to acquire reason identification information that is identification information of the reason classification information, a storage unit configured to store the reason classification information acquired by the first acquiring unit and the reason identification information acquired by the second acquiring unit in correlation with each other, and a receiving unit configured to receive selection of the reason classification information or the reason identification information when the exceptional process is implemented. information concerning the exceptional process and the reason classification information or the reason identification information received by the receiving unit are stored in correlation with each other in the storage unit.
Inventor(s): Yoshihiro YAMAMURA of AZUMINO-SHI (JP) for seiko epson corporation, Hidetoshi YAMAMOTO of SUWA-SHI (JP) for seiko epson corporation, Hideo SASAHARA of SUWA-SHI (JP) for seiko epson corporation, Yuya OZAWA of AZUMINO-SHI (JP) for seiko epson corporation
IPC Code(s): A61B5/00, G06F3/0354
CPC Code(s): G06F3/03543
Abstract: an input device configured to communicate with an information processing device includes a light source unit configured to emit light; a case including a first surface including a first opening and configured to emit the light toward a target object through the first opening, and a second surface including a second opening and configured to emit the light toward a living body through the second opening; a first light reception unit configured to receive first light from the target object through the first opening of the first surface; and a second light reception unit configured to receive second light from the living body through the second opening of the second surface.
Inventor(s): Yoshiyuki YAMAGUCHI of Matsumoto (JP) for seiko epson corporation, Toru MATSUYAMA of Matsumoto (JP) for seiko epson corporation
IPC Code(s): G06F3/0354, G06F3/041, H04N1/00
CPC Code(s): G06F3/03547
Abstract: a display apparatus includes: a touch panel that includes a transparent electrode and a first locking portion; and a display panel that displays information, in which the touch panel is detachably fixed to the display apparatus by fixing the first locking portion to a second locking portion provided in the display apparatus without using an adhesive.
Inventor(s): Tetsuyuki MINAMIHARA of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): G06F3/12
CPC Code(s): G06F3/1204
Abstract: a service providing system including a device that uses a cloud service, a service providing apparatus that provides the cloud service, and an information processing apparatus, the device transmits device identification information for identifying the device to the service providing apparatus, the information processing apparatus acquires the device identification information from the device, and after logging in to the cloud service, transmits the device identification information to the service providing apparatus, and the service providing apparatus transmits, to the device, usage permission information for permitting use of the cloud service when the device identification information received from the device coincides with the device identification information received from the information processing apparatus, and the device uses the cloud service of the service providing apparatus by using the usage permission information.
Inventor(s): Takashi SERA of SHIOJIRI-SHI (JP) for seiko epson corporation, Kohei YAMAMOTO of SHIOJIRI-SHI (JP) for seiko epson corporation, Katsuhito KITAHARA of MATSUMOTO-SHI (JP) for seiko epson corporation, Masayuki KOBAYASHI of FUJIMI-MACHI (JP) for seiko epson corporation, Masahiko MIZUTA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): G06F3/12
CPC Code(s): G06F3/1239
Abstract: a server device includes: a communication unit configured to be able to communicate with a terminal device via an sns server device providing a social networking service; and a controller configured to be able to control whether printing is available at a printing device or not. the controller receives a second print instruction at a second time point after receiving a first print instruction at a first time point by the communication unit, and makes printing based on the second print instruction unavailable at the printing device when it is determined that a time period from the first time point to the second time point is shorter than a predetermined time period.
Inventor(s): Jun YOSHIMURA of HIJI-MACHI (JP) for seiko epson corporation, Genta KAWABE of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): G09G3/00, G09G3/36, H04N9/31
CPC Code(s): G09G3/002
Abstract: a projection method includes projecting, in a first mode, a third image including a first image having a first size and a second image arranged along a contour of the first image on an outer side of the first image; and projecting, in a second mode, the first image in a second size larger than the first size.
Inventor(s): Toshiki FUJIMORI of Chino-shi (JP) for seiko epson corporation, Hirohiko Kihara of Matsumoto-shi (JP) for seiko epson corporation
IPC Code(s): G09G3/36
CPC Code(s): G09G3/36
Abstract: a display system including an image output apparatus that outputs an image having a first aspect ratio, and a display apparatus that displays the image output by the image output apparatus, the display apparatus transmitting resolution information to the image output apparatus, the resolution information containing information indicating a first resolution that is the resolution in a first direction and a second resolution that is the resolution in a second direction perpendicular to the first direction, the image output apparatus performing receiving the resolution information from the display apparatus, and outputting a first image to the display apparatus based on the resolution information, the first image having a third resolution lower than the first resolution, and the second resolution and having an aspect ratio equal to the first aspect ratio, and the display apparatus displaying a second image containing the first image and having the first and second resolutions.
20240312943. Channel Manufacturing Method_simplified_abstract_(seiko epson corporation)
Inventor(s): Junichi OKAMOTO of Shiojiri (JP) for seiko epson corporation
IPC Code(s): H01L23/00, H01L21/302
CPC Code(s): H01L24/27
Abstract: there is provided a channel manufacturing method for performing a first forming step of forming, on a first surface of a first substrate, a slit and a first recess to be separated from each other, a first transfer step of transferring a first adhesive applied to a first substrate for application to the first surface of the first substrate, and a first bonding step of bonding a second substrate to the first surface of the first substrate via the first adhesive.
Inventor(s): Yasuto AKATSUKA of Chino-shi (JP) for seiko epson corporation
IPC Code(s): H01L33/24, H01L25/075, H01L33/38, H01L33/58
CPC Code(s): H01L33/24
Abstract: a light-emitting device includes a stacked body that includes a tapered portion having a tapered shape having a width increasing from side of a first electrode toward side of a second electrode, a first low refractive index portion that is provided on a side surface of the tapered portion, a second low refractive index portion that is provided on side of the second electrode opposite to the stacked body, and a metal portion provided on a side surface of the second low refractive index portion, wherein the stacked body includes a first semiconductor layer, a second semiconductor layer, and a light-emitting layer, light generated in the light-emitting layer is emitted from the side of the second electrode, and a surface of the second low refractive index portion on side opposite to the second electrode is a lens surface.
Inventor(s): Yasuto AKATSUKA of Chino-shi (JP) for seiko epson corporation
IPC Code(s): H01L33/24, H01L25/075, H01L33/38, H01L33/58, H01L33/62
CPC Code(s): H01L33/24
Abstract: a light-emitting device includes: a first electrode; a second electrode has a light-transmitting property; a first semiconductor layer that is provided between the first electrode and the second electrode; a second semiconductor layer that is provided between the first semiconductor layer and the second electrode and is in contact with the second electrode; a light-emitting layer that is provided between the first semiconductor layer and the second semiconductor layer; and a light-transmitting portion provided on a side of the second electrode opposite to the second semiconductor layer, wherein light generated in the light-emitting layer is emitted from side of the second electrode, a refractive index of the second electrode is lower than a refractive index of the second semiconductor layer and is higher than a refractive index of the light-transmitting portion, and a surface of the second semiconductor layer in contact with the second electrode has an uneven structure.
20240313704. Circuit Device And Oscillator_simplified_abstract_(seiko epson corporation)
Inventor(s): Takehiro YAMAMOTO of Matsumoto (JP) for seiko epson corporation
IPC Code(s): H03B5/36
CPC Code(s): H03B5/36
Abstract: provided is a circuit device including: an oscillation circuit configured to generate an oscillation signal; a waveform shaping circuit configured to shape the oscillation signal into a clock signal having a rectangular wave; a low-pass filter configured to smooth the clock signal and generate a detection voltage corresponding to a duty of the clock signal; and a differential amplifier configured to output a bias voltage based on a difference between the detection voltage and a reference voltage to an input node of the waveform shaping circuit, in which a unity gain frequency of the differential amplifier is lower than a cutoff frequency of the low-pass filter.
20240314249. RECORDING DEVICE_simplified_abstract_(seiko epson corporation)
Inventor(s): Masaharu IWAMOTO of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): H04N1/00
CPC Code(s): H04N1/00514
Abstract: provided is a recording device including a movable panel unit provided in an angle adjustable manner and configured to be used to perform various operations. the recording device includes a panel rotation unit configured to rotate the movable panel unit to change an angle of the movable panel unit, a face position information acquisition unit configured to acquire information about a position of a face of a user, and a control unit. the control unit rotates the panel rotation unit to adjust the angle of the movable panel unit based on the information acquired by the face position information acquisition unit.
20240314274. PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Norio NAKAMURA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): H04N9/31, G02F1/1335
CPC Code(s): H04N9/3158
Abstract: a projector of the present disclosure includes a light source, and a light modulator, the light modulator has a liquid crystal panel, a multi-lens array entered by first, second, third lights, and a light refractor array. the liquid crystal panel has a plurality of pixels and each of the plurality of pixels has first, second, third sub-pixels. the multi-lens array has a plurality of lenses entered by the first, second, third lights. the light refractor array has a first light refractor over a boundary between the first, second pixels and a second light refractor over a boundary between the first, third pixels. the first light from the first pixel and the third light from the second pixel enter the first light refractor, and the third light from the first pixel and the first light from the third pixel enter the second light refractor.
20240314275. ILLUMINATOR AND PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Koichi AKIYAMA of AZUMINO-SHI (JP) for seiko epson corporation
IPC Code(s): H04N9/31
CPC Code(s): H04N9/3158
Abstract: an illuminator includes a first light source that outputs first light having a first wavelength band, a second light source that outputs second light having a second wavelength band different from the first wavelength band, a light combining member that combines the first light and the second light with each other and outputs combined light, a diffuser that diffuses the combined light incident thereon, a light collector that collects the combined light and directs collected combined light toward the diffuser, a collimator that parallelizes the combined light outputted from the diffuser, a light homogenizer having a first lens array surface on which the combined light outputted from the collimator is incident and a second lens array surface integrated with the first lens array surface, a vibration generator that vibrates the light homogenizer, and a superimposing lens that superimposes light fluxes outputted from the light homogenizer on one another.
SEIKO EPSON CORPORATION patent applications on September 19th, 2024
- SEIKO EPSON CORPORATION
- A61B5/00
- A61B5/024
- A61B5/026
- A61B5/029
- A61B5/1455
- CPC A61B5/0062
- Seiko epson corporation
- B22F1/05
- B22F1/065
- B22F10/28
- B33Y70/00
- B33Y80/00
- CPC B22F1/05
- B25J17/00
- CPC B25J17/00
- B29C64/165
- B29K1/00
- B33Y10/00
- B33Y40/20
- CPC B29C64/165
- B29C64/209
- B29C64/218
- B29C64/295
- B33Y70/10
- B41J2/045
- G06K15/02
- CPC B41J2/04551
- B41J2/145
- CPC B41J2/04581
- B41J2/14
- B41J2/175
- CPC B41J2/14233
- B41J2/16
- CPC B41J2/161
- B41J2/17
- CPC B41J2/1721
- B41J2/165
- B41J11/00
- B41J2/21
- CPC B41J2/2135
- B41J3/407
- B41J11/04
- B41J11/70
- B41J15/04
- CPC B41J11/0095
- B65H5/06
- B41J3/44
- B41J13/03
- B41J13/076
- CPC B65H5/062
- B65H27/00
- CPC B65H27/00
- C09K11/02
- C04B35/581
- C09K11/77
- G03B21/20
- CPC C09K11/02
- G01N21/49
- G01N21/59
- G16B40/10
- CPC G01N21/49
- G01P21/00
- CPC G01P21/00
- G02F1/1335
- G02F1/1345
- CPC G02F1/133512
- G02F1/1343
- CPC G02F1/1345
- G03B21/14
- CPC G03B21/142
- CPC G03B21/204
- CPC G03B21/2066
- CPC G03B21/208
- G03B41/00
- G03B21/00
- G03B21/28
- CPC G03B41/00
- G03G21/16
- G03G15/00
- CPC G03G21/1638
- G05B19/4063
- CPC G05B19/4063
- G06F3/0354
- CPC G06F3/03543
- G06F3/041
- H04N1/00
- CPC G06F3/03547
- G06F3/12
- CPC G06F3/1204
- CPC G06F3/1239
- G09G3/00
- G09G3/36
- H04N9/31
- CPC G09G3/002
- CPC G09G3/36
- H01L23/00
- H01L21/302
- CPC H01L24/27
- H01L33/24
- H01L25/075
- H01L33/38
- H01L33/58
- CPC H01L33/24
- H01L33/62
- H03B5/36
- CPC H03B5/36
- CPC H04N1/00514
- CPC H04N9/3158
