NSK Ltd. Patent Application Trends in 2025: Difference between revisions

Latest revision as of 07:52, 2 May 2025

NSK Ltd. Patent Filing Activity

NSK Ltd. patent applications in 2025

Top 10 Technology Areas

F16H25/24 (Elements essential to such mechanisms, e.g. screws, nuts ()
- Count: 3 patents
- Example: 20250075778. BALL SCREW DEVICE (NSK LTD.)
F16C19/06 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 2 patents
- Example: 20250020166. RETAINER (NSK LTD.)
F16C33/581 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 2 patents
- Example: 20250075778. BALL SCREW DEVICE (NSK LTD.)
F16H25/2223 (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)
- Count: 2 patents
- Example: 20250075778. BALL SCREW DEVICE (NSK LTD.)
G01L3/102 ({involving magnetostrictive means (magnetostrictive sensors)
- Count: 2 patents
- Example: 20250123166. MAGNETOSTRICTIVE TORQUE SENSOR (NSK Ltd.)
B21D53/10 (WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL (working or processing of wire)
- Count: 2 patents
- Example: 20250010355. METHOD FOR MANUFACTURING RING MEMBER FOR BEARING, AND MOLD FOR INVERSION WORKING (NSK Ltd.)
F16C33/62 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250003449. ROLLING BEARING (NSK LTD.)
F16C33/32 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250003449. ROLLING BEARING (NSK LTD.)
F16C33/66 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250003449. ROLLING BEARING (NSK LTD.)
F16C2202/04 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250003449. ROLLING BEARING (NSK LTD.)

Emerging Technology Areas

F16C19/48 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250012326. ROLLER BEARING FOR SUPPORTING WHEEL (NSK Ltd.)
F16C33/586 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250012326. ROLLER BEARING FOR SUPPORTING WHEEL (NSK Ltd.)
F16C19/181 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250012322. ANGULAR BALL BEARING CAGE AND ANGULAR BALL BEARING (NSK Ltd.)
F16C33/38 (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
- Count: 1 patents
- Example: 20250012322. ANGULAR BALL BEARING CAGE AND ANGULAR BALL BEARING (NSK Ltd.)
B21D26/033 (Deforming tubular bodies (corrugating tubes by applying fluid pressure)
- Count: 1 patents
- Example: 20250122926. BALL SCREW DEVICE, MACHINE COMPONENT MANUFACTURING METHOD, MACHINE MANUFACTURING METHOD, VEHICLE MANUFACTURING METHOD, MACHINE COMPONENT, MACHINE, VEHICLE, HYDRAULIC FORMING METHOD, AND HYDRAULIC FORMING DIE (NSK LTD.)
F16H25/2204 (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)
- Count: 1 patents
- Example: 20250122926. BALL SCREW DEVICE, MACHINE COMPONENT MANUFACTURING METHOD, MACHINE MANUFACTURING METHOD, VEHICLE MANUFACTURING METHOD, MACHINE COMPONENT, MACHINE, VEHICLE, HYDRAULIC FORMING METHOD, AND HYDRAULIC FORMING DIE (NSK LTD.)
F16H2200/2082 (GEARING)
- Count: 1 patents
- Example: 20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)
F16H2200/2066 (GEARING)
- Count: 1 patents
- Example: 20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)
F16H2200/2033 (GEARING)
- Count: 1 patents
- Example: 20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)
F16H2200/2005 (GEARING)
- Count: 1 patents
- Example: 20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)

Top Inventors

Nobuyuki HAGIWARA (4 patents)
Takatsune ONOZAWA (2 patents)
Akitoshi FUJIMORI (2 patents)
Seigou URAKAMI (2 patents)
Kota FUKUDA (2 patents)
Kenji TEZUKA (2 patents)
Tomoki KAWANO (1 patent)
Yujiro TODA (1 patent)
Yasuyuki SHIMIZU (1 patent)
Koji UEDA (1 patent)

Patent Categories

Geographical Distribution of Inventors

Geographical Distribution of US Inventors

NSK Ltd. Inventor States 2025 - Up to April 2025

@@ Line 1: / Line 1: @@
 == NSK Ltd. Patent Filing Activity ==
 == NSK Ltd. patent applications in 2025 ==
-[[File:NSK Ltd. Monthly Patent Applications 2025 - Up to February 2025.png|border|800px]]
+[[File:NSK Ltd. Monthly Patent Applications 2025 - Up to April 2025.png|border|800px]]
 == Top 10 Technology Areas ==
-[[File:NSK Ltd. Top Technology Areas 2025 - Up to February 2025.png|border|800px|NSK Ltd. Top Technology Areas 2025 - Up to February 2025]]
+[[File:NSK Ltd. Top Technology Areas 2025 - Up to April 2025.png|border|800px|NSK Ltd. Top Technology Areas 2025 - Up to April 2025]]
+* [[:Category:CPC_F16H25/24|F16H25/24]] (Elements essential to such mechanisms, e.g. screws, nuts  ()
+** Count: 3 patents
+** Example: [[20250075778. BALL SCREW DEVICE (NSK LTD.)]]
+* [[:Category:CPC_F16C19/06|F16C19/06]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+** Count: 2 patents
+** Example: [[20250020166. RETAINER (NSK LTD.)]]
+* [[:Category:CPC_F16C33/581|F16C33/581]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+** Count: 2 patents
+** Example: [[20250075778. BALL SCREW DEVICE (NSK LTD.)]]
+* [[:Category:CPC_F16H25/2223|F16H25/2223]] (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)
+** Count: 2 patents
+** Example: [[20250075778. BALL SCREW DEVICE (NSK LTD.)]]
+* [[:Category:CPC_G01L3/102|G01L3/102]] ({involving magnetostrictive means  (magnetostrictive sensors)
+** Count: 2 patents
+** Example: [[20250123166. MAGNETOSTRICTIVE TORQUE SENSOR (NSK Ltd.)]]
 * [[:Category:CPC_B21D53/10|B21D53/10]] (WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL  (working or processing of wire)
 ** Count: 2 patents
@@ Line 20: / Line 35: @@
 ** Count: 1 patents
 ** Example: [[20250003449. ROLLING BEARING (NSK LTD.)]]
-* [[:Category:CPC_F16C2240/54|F16C2240/54]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
-** Count: 1 patents
-** Example: [[20250003449. ROLLING BEARING (NSK LTD.)]]
-* [[:Category:CPC_F16B33/02|F16B33/02]] (Shape of thread; Special thread-forms  ({)
-** Count: 1 patents
-** Example: [[20250043813. ROLLED THREAD SCREW AND ROLLED THREAD SCREW MANUFACTURING METHOD (NSK LTD.)]]
-* [[:Category:CPC_B21H3/04|B21H3/04]] (Making by means of profiled-rolls {or die rolls})
-** Count: 1 patents
-** Example: [[20250043813. ROLLED THREAD SCREW AND ROLLED THREAD SCREW MANUFACTURING METHOD (NSK LTD.)]]
-* [[:Category:CPC_F16C33/41|F16C33/41]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
-** Count: 1 patents
-** Example: [[20250020166. RETAINER (NSK LTD.)]]
-* [[:Category:CPC_F16C19/06|F16C19/06]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
-** Count: 1 patents
-** Example: [[20250020166. RETAINER (NSK LTD.)]]
 == Emerging Technology Areas ==
-[[File:NSK Ltd. Top Emerging Technology Areas 2025 - Up to February 2025.png|border|800px|NSK Ltd. Top Emerging Technology Areas 2025 - Up to February 2025]]
+[[File:NSK Ltd. Top Emerging Technology Areas 2025 - Up to April 2025.png|border|800px|NSK Ltd. Top Emerging Technology Areas 2025 - Up to April 2025]]
 * [[:Category:CPC_F16C19/48|F16C19/48]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
-** Count: 1 patents
-** Example: [[20250012326. ROLLER BEARING FOR SUPPORTING WHEEL (NSK Ltd.)]]
-* [[:Category:CPC_F16C33/581|F16C33/581]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
 ** Count: 1 patents
 ** Example: [[20250012326. ROLLER BEARING FOR SUPPORTING WHEEL (NSK Ltd.)]]
@@ Line 53: / Line 50: @@
 ** Count: 1 patents
 ** Example: [[20250012322. ANGULAR BALL BEARING CAGE AND ANGULAR BALL BEARING (NSK Ltd.)]]
-* [[:Category:CPC_F16H25/2214|F16H25/2214]] (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)
+* [[:Category:CPC_B21D26/033|B21D26/033]] (Deforming tubular bodies  (corrugating tubes by applying fluid pressure)
+** Count: 1 patents
+** Example: [[20250122926. BALL SCREW DEVICE, MACHINE COMPONENT MANUFACTURING METHOD, MACHINE MANUFACTURING METHOD, VEHICLE MANUFACTURING METHOD, MACHINE COMPONENT, MACHINE, VEHICLE, HYDRAULIC FORMING METHOD, AND HYDRAULIC FORMING DIE (NSK LTD.)]]
+* [[:Category:CPC_F16H25/2204|F16H25/2204]] (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)
 ** Count: 1 patents
-** Example: [[20250020195. BALL SCREW DEVICE (NSK LTD.)]]
+** Example: [[20250122926. BALL SCREW DEVICE, MACHINE COMPONENT MANUFACTURING METHOD, MACHINE MANUFACTURING METHOD, VEHICLE MANUFACTURING METHOD, MACHINE COMPONENT, MACHINE, VEHICLE, HYDRAULIC FORMING METHOD, AND HYDRAULIC FORMING DIE (NSK LTD.)]]
-* [[:Category:CPC_F16C33/3887|F16C33/3887]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+* [[:Category:CPC_F16H2200/2082|F16H2200/2082]] (GEARING)
 ** Count: 1 patents
-** Example: [[20250020167. RETAINER (NSK Ltd.)]]
+** Example: [[20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)]]
-* [[:Category:CPC_F16C33/418|F16C33/418]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+* [[:Category:CPC_F16H2200/2066|F16H2200/2066]] (GEARING)
 ** Count: 1 patents
-** Example: [[20250020167. RETAINER (NSK Ltd.)]]
+** Example: [[20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)]]
-* [[:Category:CPC_F16C19/06|F16C19/06]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+* [[:Category:CPC_F16H2200/2033|F16H2200/2033]] (GEARING)
 ** Count: 1 patents
-** Example: [[20250020166. RETAINER (NSK LTD.)]]
+** Example: [[20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)]]
-* [[:Category:CPC_F16C33/41|F16C33/41]] (SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS)
+* [[:Category:CPC_F16H2200/2005|F16H2200/2005]] (GEARING)
 ** Count: 1 patents
-** Example: [[20250020166. RETAINER (NSK LTD.)]]
+** Example: [[20250084901. POWER TRANSMISSION PATH SWITCHING DEVICE AND TWO-SPEED TRANSMISSION (NSK Ltd.)]]
 == Top Inventors ==
-[[File:NSK Ltd. Top Inventors 2025 - Up to February 2025.png|border|800px|NSK Ltd. Top Inventors 2025 - Up to February 2025]]
+[[File:NSK Ltd. Top Inventors 2025 - Up to April 2025.png|border|800px|NSK Ltd. Top Inventors 2025 - Up to April 2025]]
-* [[:Category:Nobuyuki HAGIWARA|Nobuyuki HAGIWARA]] (3 patents)
+* [[:Category:Nobuyuki HAGIWARA|Nobuyuki HAGIWARA]] (4 patents)
 * [[:Category:Takatsune ONOZAWA|Takatsune ONOZAWA]] (2 patents)
+* [[:Category:Akitoshi FUJIMORI|Akitoshi FUJIMORI]] (2 patents)
+* [[:Category:Seigou URAKAMI|Seigou URAKAMI]] (2 patents)
+* [[:Category:Kota FUKUDA|Kota FUKUDA]] (2 patents)
 * [[:Category:Kenji TEZUKA|Kenji TEZUKA]] (2 patents)
 * [[:Category:Tomoki KAWANO|Tomoki KAWANO]] (1 patent)
@@ Line 77: / Line 80: @@
 * [[:Category:Yasuyuki SHIMIZU|Yasuyuki SHIMIZU]] (1 patent)
 * [[:Category:Koji UEDA|Koji UEDA]] (1 patent)
-* [[:Category:Takeshi SAITO|Takeshi SAITO]] (1 patent)
-* [[:Category:Takayuki YABE|Takayuki YABE]] (1 patent)
-* [[:Category:Yuki FUKUHARA|Yuki FUKUHARA]] (1 patent)
 == Patent Categories ==
-[[File:NSK Ltd. Patent Categories 2025 - Up to February 2025.png|border|500px|NSK Ltd. Patent Categories 2025 - Up to February 2025]]
+[[File:NSK Ltd. Patent Categories 2025 - Up to April 2025.png|border|500px|NSK Ltd. Patent Categories 2025 - Up to April 2025]]
 == Geographical Distribution of Inventors ==
-[[File:NSK Ltd. Inventor Countries 2025 - Up to February 2025.png|border|800px|NSK Ltd. Inventor Countries 2025 - Up to February 2025]]
+[[File:NSK Ltd. Inventor Countries 2025 - Up to April 2025.png|border|800px|NSK Ltd. Inventor Countries 2025 - Up to April 2025]]
 == Geographical Distribution of US Inventors ==
-[[File:NSK Ltd. Inventor States 2025 - Up to February 2025.png|border|800px|NSK Ltd. Inventor States 2025 - Up to February 2025]]
+[[File:NSK Ltd. Inventor States 2025 - Up to April 2025.png|border|800px|NSK Ltd. Inventor States 2025 - Up to April 2025]]
 [[Category:NSK Ltd.]]
@@ Line 98: / Line 98: @@
 [[Category:CPC_F16B33/02]]
 [[Category:CPC_B21H3/04]]
+[[Category:CPC_F16D41/10]]
 [[Category:CPC_F16C33/41]]
 [[Category:CPC_F16C19/06]]
@@ Line 103: / Line 104: @@
 [[Category:CPC_F16C33/3887]]
 [[Category:CPC_F16H25/2214]]
+[[Category:CPC_B21D39/03]]
+[[Category:CPC_B21J9/06]]
+[[Category:CPC_B21K1/05]]
+[[Category:CPC_F16C19/18]]
+[[Category:CPC_F16C35/063]]
+[[Category:CPC_F16C43/04]]
+[[Category:CPC_C11B3/008]]
+[[Category:CPC_C11B3/001]]
+[[Category:CPC_C11B3/10]]
+[[Category:CPC_F16H25/24]]
+[[Category:CPC_F16C33/581]]
+[[Category:CPC_F16H25/2223]]
+[[Category:CPC_F16C33/64]]
+[[Category:CPC_B21J5/06]]
+[[Category:CPC_B21K1/04]]
+[[Category:CPC_F16C32/0618]]
+[[Category:CPC_F16C32/0666]]
+[[Category:CPC_F16C2226/60]]
+[[Category:CPC_F16C2300/32]]
+[[Category:CPC_F16H61/18]]
+[[Category:CPC_F16D13/52]]
+[[Category:CPC_F16D23/12]]
+[[Category:CPC_F16D28/00]]
+[[Category:CPC_F16D41/16]]
+[[Category:CPC_F16D47/04]]
+[[Category:CPC_F16H3/54]]
+[[Category:CPC_F16H63/304]]
+[[Category:CPC_F16H63/3425]]
+[[Category:CPC_F16H63/3458]]
+[[Category:CPC_F16D2023/123]]
+[[Category:CPC_F16D2127/02]]
+[[Category:CPC_F16D2127/06]]
+[[Category:CPC_F16H2063/3056]]
+[[Category:CPC_F16H2200/0034]]
+[[Category:CPC_F16H2200/2005]]
+[[Category:CPC_F16H2200/2033]]
+[[Category:CPC_F16H2200/2066]]
+[[Category:CPC_F16H2200/2082]]
+[[Category:CPC_F16H25/2204]]
+[[Category:CPC_B21D26/033]]
+[[Category:CPC_G01L3/102]]
 [[Category:CPC_B21D53/10]]
 [[Category:CPC_F16C33/38]]
 [[Category:CPC_F16C19/181]]
 [[Category:CPC_F16C33/586]]
-[[Category:CPC_F16C33/581]]
 [[Category:CPC_F16C19/48]]
 [[Category:Patent Trends by Company in 2025]]