SEIKO EPSON CORPORATION patent applications on January 2nd, 2025
Patent Applications by SEIKO EPSON CORPORATION on January 2nd, 2025
SEIKO EPSON CORPORATION: 25 patent applications
SEIKO EPSON CORPORATION has applied for patents in the areas of G02B27/01 (3), C08L67/04 (2), C23C16/44 (2), C23C16/02 (2), C23C16/455 (2) G02B27/0172 (3), C08L67/04 (2), C23C16/4417 (2), A47L11/30 (1), H03B5/32 (1)
With keywords such as: light, configured, surface, section, area, lens, chamber, layer, member, and prism in patent application abstracts.
Patent Applications by SEIKO EPSON CORPORATION
Inventor(s): Kaname NAGATANI of Matsumoto-shi (JP) for seiko epson corporation, Hirokazu SEKINO of Chino-shi (JP) for seiko epson corporation, Tomoki ABE of Matsumoto-shi (JP) for seiko epson corporation
IPC Code(s): A47L11/30, A47L11/40
CPC Code(s): A47L11/30
Abstract: a floor cleaning robot includes a main body , drive wheels configured to movably support the main body on a floor surface , a first storage that is provided in the main body and that is configured to store a liquid ; at least one nozzle a that is disposed on a facing surface a of the main body facing the floor surface and that is configured to eject the liquid in a continuous flow and convert the continuous flow into droplets so that the liquid collides with the floor surface in the form of droplets , and a collection section that is disposed at a position different from the nozzles a on the facing surface a and configured to collect the liquid ejected from the nozzles a onto the floor surface
20250001328. FLUIDIC DEVICE_simplified_abstract_(seiko epson corporation)
Inventor(s): Keita KUBO of Matsumoto-shi (JP) for seiko epson corporation, Chikara KOJIMA of Matsumoto-shi (JP) for seiko epson corporation, Hiroto TOMIOKA of SHIOJIRI-SHI (JP) for seiko epson corporation, Yoshio ARAI of Shiojiri-shi (JP) for seiko epson corporation
IPC Code(s): B01D21/28, C02F1/36
CPC Code(s): B01D21/283
Abstract: a fluidic device that uses ultrasonic waves to trap microparticles contained in a fluid, the fluidic device includes: a body having a flow path through which the fluid flows and an ultrasonic element provided on a flow path wall forming the flow path of the body and configured to transmit ultrasonic waves in first direction to form a standing wave in the flow path, wherein the body has, with a portion where the ultrasonic element is arranged as a trapping section, an inflow section configured to cause the fluid to flow into the trapping section along a second direction intersects with the first direction, a first outflow section through which concentrated fluid containing microparticles trapped by the standing wave flows out from the trapping section, and a second outflow section through which diluted fluid having a concentration of the microparticles lower than that of the concentrated fluid flows out from the trapping section, the inflow section is provided at a negative side of the trapping section in the second direction, the first outflow section is provided at a positive side of the trapping section in the second direction, and the second outflow section is provided at the negative side of the trapping section in the second direction at a position different from that of the inflow section.
20250001699. THREE DIMENSIONAL MOLDING DEVICE_simplified_abstract_(seiko epson corporation)
Inventor(s): Masaaki OGIHARA of MATSUMOTO-SHI (JP) for seiko epson corporation
IPC Code(s): B29C64/393, B29C64/241, B29K23/00, B29K55/02, B29K71/00, B33Y30/00, B33Y50/02
CPC Code(s): B29C64/393
Abstract: the three dimensional molding device includes a plasticization section that has a screw and that generates a plasticized material, a nozzle that has nozzle opening and that ejects the plasticized material, an ejection rate adjustment mechanism that communicates with the nozzle opening, the ejection rate adjustment mechanism controlling the ejection rate of the plasticized material from the nozzle opening by adjusting an opening degree of a flow path, and a control section, wherein the control section executes at least one of a first control for changing the rotation speed of the screw in multi-stages during an ejection stopped period, which is a period after ejection of the plasticized material from the nozzle opening is stopped and before ejection of the plasticized material from the nozzle opening is resumed, and a second control for changing the rotation speed of the screw in multi-stages during a resume ejection period, which is a period after ejection of the plasticized material from the nozzle opening is resumed and before the opening degree of the flow path reaches an opening degree designated for the ejection rate adjustment mechanism and in the second control, the control section decreases and then increases the rotation speed of the screw.
Inventor(s): Yoshitaka MIYAJIMA of MATSUMOTO-SHI (JP) for seiko epson corporation, Tsuneyuki SASAKI of MATSUMOTO-SHI (JP) for seiko epson corporation, Takuya SONOYAMA of FUJIMI-MACHI (JP) for seiko epson corporation, Hitoshi IGARASHI of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): B32B27/12, B32B5/02, B32B7/12, B32B27/36, B32B37/10, B32B37/12, B32B38/00
CPC Code(s): B32B27/12
Abstract: a garment fabric s includes a multilayer structure including a first layer l having breathability and a second layer l formed by mixing a treatment agent with a defibrated fiber.
Inventor(s): Masako FUKUDO of SHIOJIRI-SHI (JP) for seiko epson corporation, Ken YAMAGISHI of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): B41J2/155, B41J2/21, B41J25/00
CPC Code(s): B41J2/155
Abstract: a liquid ejecting apparatus includes a liquid ejecting head that has an ejection surface including a first nozzle row configured to eject a first ink and a second nozzle row configured to eject a second ink. the liquid ejecting head is configured to be held in a first posture in which the ejection surface is inclined with respect to a horizontal plane. the viscosity of the first ink is higher than the viscosity of the second ink. in the first posture, the first nozzle row is positioned above the second nozzle row with respect to a gravity direction.
20250001761. LIQUID REPLENISHMENT CONTAINER_simplified_abstract_(seiko epson corporation)
Inventor(s): Yuta KOIKE of Matsumoto-shi (JP) for seiko epson corporation, Tadahiro MIZUTANI of Shiojiri-shi (JP) for seiko epson corporation
IPC Code(s): B41J2/175
CPC Code(s): B41J2/17509
Abstract: a liquid replenishment container includes a container body portion having an opening and configured to contain a liquid, a liquid outlet forming portion coupled to the container body portion and including a cylindrical portion that defines a liquid outflow path communicating with the opening, and a cap configured to be attached to and detached from the liquid outlet forming portion. the liquid outlet forming portion includes a valve disposed in the liquid outflow path, and when an engagement between the container body portion and the liquid outlet forming portion is a first engagement, and an engagement between the liquid outlet forming portion and the cap is a second engagement, the first engagement is a threaded engagement, and the second engagement has a fitting structure configured to be released in an axial direction without rotation.
Inventor(s): Takanori UMEDA of SHIOJIRI-SHI (JP) for seiko epson corporation, Kazuhisa KATO of MATSUMOTO-SHI (JP) for seiko epson corporation, Takanori KAWAI of INA-SHI (JP) for seiko epson corporation
IPC Code(s): B41J15/04, B41J15/02
CPC Code(s): B41J15/042
Abstract: an auxiliary member is configured to be attachable to and detachable from a support member. an operation section performs, switching from the position adjustment state in which movement of the support member is allowed in the extending direction of the shaft member to the positioned state in which movement of the support member with respect to the shaft member in an extending direction of the shaft member is limited and, in conjunction, switching from an unlocked state in which a lock section does not contact an inner peripheral section of the roll medium to a locked state in which the lock section contacts the inner peripheral section of a roll medium. by being attached to the support member, the auxiliary member sets the support member into the positioned state even when the operation section is in the position adjustment operation position.
20250001776. ROLL PAPER PRINTER_simplified_abstract_(seiko epson corporation)
Inventor(s): Koji YAMADA of OKAYA-SHI (JP) for seiko epson corporation
IPC Code(s): B41J15/04, B41J11/70
CPC Code(s): B41J15/046
Abstract: a roll paper printer includes: a cover configured to open and close a case; a platen roller configured to pull out paper from a roll paper stored in the case and convey the paper in a conveyance direction; a head configured to print on the paper at a position facing the platen roller; a cutter configured to cut the paper at a position downstream of the head in the conveyance direction; and a paper guide mounted on the cover, and the paper guide includes a first guide configured to guide a first surface of the paper, a roller configured to guide a second surface opposite to the first surface of the paper at a position facing the first guide, and a support portion configured to movably support a shaft of the roller.
20250001778. PRINTING METHOD AND ROBOT SYSTEM_simplified_abstract_(seiko epson corporation)
Inventor(s): Hidetoshi SAITO of FUJIMI-MACHI (JP) for seiko epson corporation
IPC Code(s): B41J25/00, B41J2/14
CPC Code(s): B41J25/001
Abstract: a printing method for performing printing on a print object by using a print head provided with a first robot, the printing method includes performing printing by relatively moving the print head and the print object, while vibrating at least one of the print head and the print object, so that relative vibration between the print head and the print object is reduced. the printing is performed by detecting vibration of either the print head or the print object, and by vibrating at least one of the print head and the print object.
Inventor(s): Namiki HASHIGUCHI of Shiojiri-shi (JP) for seiko epson corporation
IPC Code(s): B65H1/04, B41J11/00
CPC Code(s): B65H1/04
Abstract: a medium transport apparatus includes a sheet feeding tray on which a medium is placed, a transport unit transporting the medium placed on the sheet feeding tray, a sheet ejection tray on which the medium transported by the transport unit is placed, a braking member braking the medium transported to the sheet ejection tray, a switching mechanism switching a position of the braking member, and an acquisition unit acquiring an index related to a state of the medium, wherein the switching mechanism sets the position of the braking member to a first position for braking the medium or a second position different from the first position based on the index acquired by the acquisition unit.
20250002686. Material For Molding_simplified_abstract_(seiko epson corporation)
Inventor(s): Tomohiro FUJITA of Matsumoto (JP) for seiko epson corporation, Masaaki AOTA of Suwa (JP) for seiko epson corporation, Takashi HIRAIWA of Fujimi (JP) for seiko epson corporation
IPC Code(s): C08K7/02
CPC Code(s): C08K7/02
Abstract: a material for molding according to an embodiment of the present disclosure is a material for molding containing cellulose fibers and a resin. the resin contains a binder and urethane fibers. the resin has a maximum 1 at a weight average molecular weight of 50,000 to 150,000 and a maximum 2 at a weight average molecular weight of 75,000 to 300,000 in a molecular weight distribution curve by a gpc method with chloroform as an eluate. an area value at the maximum 2 is smaller than an area value at the maximum 1.
20250002712. Molding Material_simplified_abstract_(seiko epson corporation)
Inventor(s): Tomohiro FUJITA of Matsumoto (JP) for seiko epson corporation, Takashi HIRAIWA of Fujimi (JP) for seiko epson corporation, Chieko NAKAJIMA of Suwa (JP) for seiko epson corporation, Kiyoaki SAKAGUCHI of Suwa (JP) for seiko epson corporation
IPC Code(s): C08L67/04, C08L1/02
CPC Code(s): C08L67/04
Abstract: a molding material according to one embodiment of the present disclosure contains cellulose fibers and a resin, and the resin includes a polyester-based elastomer and a highly polar polyester. in a molecular weight distribution curve by a gpc method, the resin has a maximum value 2 at a weight average molecular weight of 100,000 or more and a maximum value 1 at a weight average molecular weight less than that at the maximum value 2, and an area value in the maximum value 2 is smaller than an area value in the maximum value 1.
20250002713. Molding Material_simplified_abstract_(seiko epson corporation)
Inventor(s): Tomohiro FUJITA of Matsumoto (JP) for seiko epson corporation, Takashi HIRAIWA of Fujimi (JP) for seiko epson corporation, Chieko NAKAJIMA of Suwa (JP) for seiko epson corporation, Kiyoaki SAKAGUCHI of Suwa (JP) for seiko epson corporation
IPC Code(s): C08L67/04, C08K5/53, C08K5/5399, C08L1/02
CPC Code(s): C08L67/04
Abstract: a molding material according to one embodiment of the present disclosure is a molding material containing cellulose fibers and a resin, and the resin includes a saturated aliphatic polyester and a highly polar polyester. in a molecular weight distribution curve by a gpc method, the resin has a maximum value 2 at a weight average molecular weight of 100,000 or more and a maximum value 1 at a weight average molecular weight less than that at the maximum value 2, and an area value in the maximum value 2 is smaller than an area value in the maximum value 1.
Inventor(s): Teruaki NANBA of Chino (JP) for seiko epson corporation, Shinichi UEDA of Chino (JP) for seiko epson corporation, Ryujiro SAIBA of Matsumoto (JP) for seiko epson corporation, Kunio NISHIZAWA of Suwa (JP) for seiko epson corporation, Hiroyuki CHINO of Shiojiri (JP) for seiko epson corporation, Yoshihiro ITO of Chino (JP) for seiko epson corporation
IPC Code(s): C23C16/44, C23C16/02, C23C16/455, C23C16/458, C23C16/505
CPC Code(s): C23C16/4417
Abstract: a particle coating apparatus configured to form a coating film on a surface of a particle of a treatment target powder using an atomic layer deposition method includes a processing chamber, a powder supply unit which includes an anterior chamber configured to house the treatment target powder, and which is configured to supply the treatment target powder into the processing chamber in a state of being isolated from outside air, a supply switching unit which is disposed between the anterior chamber and the processing chamber, and which is configured to switch supply of the treatment target powder, a material gas supply unit configured to supply a material gas into the processing chamber, an oxidizing agent supply unit configured to supply an oxidizing agent into the processing chamber, a processing chamber exhaust unit configured to exhaust the processing chamber, and a powder layer holding unit which is disposed in the processing chamber, and which is configured to hold a powder layer formed of the treatment target powder supplied from the anterior chamber and laid in a layer.
Inventor(s): Teruaki NANBA of Chino (JP) for seiko epson corporation, Shinichi UEDA of Chino (JP) for seiko epson corporation, Ryujiro SAIBA of Matsumoto (JP) for seiko epson corporation, Kunio NISHIZAWA of Suwa (JP) for seiko epson corporation, Hiroyuki CHINO of Shiojiri (JP) for seiko epson corporation, Yoshihiro ITO of Chino (JP) for seiko epson corporation
IPC Code(s): C23C16/44, C23C16/02, C23C16/455, C23C16/458, C23C16/505
CPC Code(s): C23C16/4417
Abstract: a particle coating apparatus configured to form a coating film on a surface of a particle of a treatment target powder using an atomic layer deposition method, includes a processing chamber including a chamber, and an opening/closing unit configured to open and close the chamber, a material gas supply unit configured to supply a material gas into the processing chamber, an oxidizing agent supply unit configured to supply an oxidizing agent into the processing chamber, a processing chamber exhaust unit configured to exhaust the processing chamber, a plurality of trays which is configured to be carried into the processing chamber through the opening/closing unit, and which is configured to hold a powder layer formed of the treatment target powder laid in a layer, and a placement part which is disposed in the processing chamber, and on which the plurality of trays is detachably placed.
Inventor(s): Takashi TAKEDA of SUWA-SHI (JP) for seiko epson corporation, Mitsutaka IDE of SHIOJIRI-SHI (JP) for seiko epson corporation
IPC Code(s): G02B27/01, G02B6/34
CPC Code(s): G02B27/0172
Abstract: a virtual image display device includes: a first lens that has a positive refractive power and on which video light is incident from the display element, a first prism on which the video light passed through the first lens is incident, a second prism that is bonded to the first prism, a polarized light separation film that is provided at a bonding site of the first prism and the second prism, a second lens that is disposed facing an outer surface of the first prism, a transmissive mirror that is formed on a convex surface of the second lens, a quarter-wavelength plate disposed between the outer surface and the flat surface of the second lens, and a compensation lens that has a shape obtained by inverting the convex surface of the second lens and that is bonded to the convex surface.
Inventor(s): Takashi TAKEDA of Suwa-shi (JP) for seiko epson corporation
IPC Code(s): G02B27/01, G02B3/12, G02B6/34
CPC Code(s): G02B27/0172
Abstract: a virtual image display device includes: a first lens that has a positive refractive power and on which video light is incident from the display element, a first prism on which the video light passed through the first lens is incident, a second prism that is bonded to the first prism and that forms a prism light-guiding member, a polarized light separation film that is provided at a bonding site of the first prism and the second prism, an angle selection film disposed on an outer surface in the prism light-guiding member, a second lens that is disposed in a facing manner to the angle selection film, a transmissive mirror that is disposed on a convex surface of the second lens, a quarter-wavelength plate disposed between the angle selection film and the second lens, and a compensation lens that is bonded to the convex surface.
Inventor(s): Takashi TAKEDA of SUWA-SHI (JP) for seiko epson corporation
IPC Code(s): G02B27/01, G02B15/14, G02B27/28
CPC Code(s): G02B27/0172
Abstract: a virtual image display device includes: a first lens that has a positive refractive power and on which video light from the display element is incident, a second lens that has a positive refractive power and on which the video light passed through the first lens is incident, a prism light-guiding member that includes a first prism and a second prism, a polarized light separation film that is provided at a bonding position of the first prism and the second prism, a third lens that is disposed facing an outer surface of the first prism and that has a plano-convex shape, a transmissive mirror that is disposed on a convex surface of the third lens and that is configured to partially reflect the video light, and a quarter-wavelength plate disposed between the outer surface and the flat surface of the third lens.
Inventor(s): Mayuko SHIBATA of CHITOSE-SHI (JP) for seiko epson corporation
IPC Code(s): G02F1/1343, G02F1/1333, G02F1/1339
CPC Code(s): G02F1/134309
Abstract: an electro-optical apparatus includes a first substrate, a second substrate, an electro-optical layer, and a sealing member, and has a display area, a sealing area, and an intermediate area, the first substrate includes a first electrode provided for each of pixels included in the display area, a first coupling electrode, a first contact that electrically couples the first electrode to the first coupling electrode, a second electrode provided in an intermediate area and located in the same layer as the first electrode, a second coupling electrode, and a second contact that electrically couples the second electrode to the second coupling electrode, and the second electrode is divided into a plurality of electrode portions directed from an outer edge of the first substrate to the display area.
Inventor(s): Daisuke MIYAWAKI of CHITOSE-SHI (JP) for seiko epson corporation
IPC Code(s): G02F1/1362, G02F1/1335, G02F1/1368, G03B21/00, H01L27/12, H01L29/786
CPC Code(s): G02F1/136286
Abstract: provided is an electro-optical device including a transistor, a pixel electrode provided on a light incidence side of the transistor, a lens layer provided in a layer between the transistor and the pixel electrode, and a relay layer serving as a first relay layer that is provided in a layer between the lens layer and the pixel electrode and electrically connected to the pixel electrode, wherein the relay layer includes wsi on the pixel electrode side.
20250004355. PROJECTOR_simplified_abstract_(seiko epson corporation)
Inventor(s): Takuo YONEYAMA of Azumino-shi (JP) for seiko epson corporation, Keita Tsukioka of Matsumoto-shi (JP) for seiko epson corporation
IPC Code(s): G03B21/16, G03B21/20, H05K7/20
CPC Code(s): G03B21/16
Abstract: a projector according to the present disclosure includes a light source, a first heat generator, and an optical apparatus that temporally displaces the optical path of the light output from the light source, the optical apparatus including a first transmissive optical part, a first driver that rotates the first transmissive optical part, and a first blade part that is coupled to the first transmissive optical part and generates an airflow that cools the first heat generator, the first transmissive optical part rotating around a first axis of rotation along a second direction that intersects with a first direction in which the light output from the light source is incident on the first transmissive optical part to displace the optical path of the light, and the first driver rotating the first blade part along with the first transmissive optical part to generate the airflow.
Inventor(s): Norikazu KADOTANI of Azumino-shi (JP) for seiko epson corporation, Kosuke TABAYASHI of Azumino-shi (JP) for seiko epson corporation
IPC Code(s): G03B21/20, G03B21/16
CPC Code(s): G03B21/204
Abstract: a wavelength converter according to the present disclosure includes a phosphor irradiated with excitation light, a substrate having a first surface, and a bonding layer that bonds the phosphor to the first surface of the substrate. the bonding layer including an adhesive and a plurality of first fillers mixed with the adhesive, each of the first fillers having a longitudinal axis. the plurality of first fillers are so oriented that a direction along the longitudinal axis of each of the first fillers intersects with the first surface of the substrate. a thermal conductivity of the first fillers is higher than a thermal conductivity of the adhesive.
20250006142. Circuit Device And Display System_simplified_abstract_(seiko epson corporation)
Inventor(s): Sebdani mahmood MAZROUEI of Markham (CA) for seiko epson corporation, Kumar anandabairavasamy ANAND of Richmond (CA) for seiko epson corporation, Stanislav ZAOZERSKII of Markham (CA) for seiko epson corporation
IPC Code(s): G09G3/34, G09G3/36
CPC Code(s): G09G3/3426
Abstract: a circuit device includes a luminance analysis circuit, a dimming circuit, and an area boosting circuit. the luminance analysis circuit luminance analyzes image data of an input image to output luminance information. the dimming circuit determines light source luminance information indicating light emission luminance at which each light source element of the plurality of light source elements emits light in accordance with the luminance information. the area boosting circuit performs an area boosting process on the dimming circuit. the area boosting process is a process in which the light emission luminance of the light source element corresponding to a first area is higher when the area boosting process is performed on the first area of the input image than when the area boosting process is not performed on the first area.
20250007461. OSCILLATOR CIRCUIT_simplified_abstract_(seiko epson corporation)
Inventor(s): Ryoga Mori of Suwa-shi (JP) for seiko epson corporation
IPC Code(s): H03B5/32
CPC Code(s): H03B5/32
Abstract: an oscillator circuit includes: an inverter; a crystal oscillator coupled in parallel to the inverter; a first load capacitor coupled to an input portion of the crystal oscillator; a second load capacitor coupled to an output portion of the crystal oscillator; and a band stop filter coupled in parallel to the inverter and having a rejection band including a resonant frequency of the crystal oscillator. also, the band stop filter is a twin-t notch filter.
20250008062. 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): H04N9/3152
Abstract: an illuminator includes a first light source that emits first light; a second light source that emits second light; a light combining member that combines the first light and the second light with each other and emits combined light; a first diffuser including a first substrate having a first diffusion surface that diffuses the combined light incident thereon and emits diffused combined light, and a first driver that rotates the first substrate; a light collector that is disposed between the light combining member and the first diffuser and collects the combined light at the first diffusion surface of the first diffuser; a collimator that parallelizes the combined light emitted from the first diffuser; and a second diffuser that is disposed between the light collector and the first diffuser and temporally changes the state of a spot of the combined light at the first diffusion surface.
SEIKO EPSON CORPORATION patent applications on January 2nd, 2025
- SEIKO EPSON CORPORATION
- A47L11/30
- A47L11/40
- CPC A47L11/30
- Seiko epson corporation
- B01D21/28
- C02F1/36
- CPC B01D21/283
- B29C64/393
- B29C64/241
- B29K23/00
- B29K55/02
- B29K71/00
- B33Y30/00
- B33Y50/02
- CPC B29C64/393
- B32B27/12
- B32B5/02
- B32B7/12
- B32B27/36
- B32B37/10
- B32B37/12
- B32B38/00
- CPC B32B27/12
- B41J2/155
- B41J2/21
- B41J25/00
- CPC B41J2/155
- B41J2/175
- CPC B41J2/17509
- B41J15/04
- B41J15/02
- CPC B41J15/042
- B41J11/70
- CPC B41J15/046
- B41J2/14
- CPC B41J25/001
- B65H1/04
- B41J11/00
- CPC B65H1/04
- C08K7/02
- CPC C08K7/02
- C08L67/04
- C08L1/02
- CPC C08L67/04
- C08K5/53
- C08K5/5399
- C23C16/44
- C23C16/02
- C23C16/455
- C23C16/458
- C23C16/505
- CPC C23C16/4417
- G02B27/01
- G02B6/34
- CPC G02B27/0172
- G02B3/12
- G02B15/14
- G02B27/28
- G02F1/1343
- G02F1/1333
- G02F1/1339
- CPC G02F1/134309
- G02F1/1362
- G02F1/1335
- G02F1/1368
- G03B21/00
- H01L27/12
- H01L29/786
- CPC G02F1/136286
- G03B21/16
- G03B21/20
- H05K7/20
- CPC G03B21/16
- CPC G03B21/204
- G09G3/34
- G09G3/36
- CPC G09G3/3426
- H03B5/32
- CPC H03B5/32
- H04N9/31
- CPC H04N9/3152
