NSK Ltd.

Japan


Create a watch for NSK Ltd.
Total IP 2,848
Total IP incl. subs 2,923 (+ 76 for subs)
Total IP Rank # 460
IP Activity Score 3.8/5.0    1,195
IP Activity Rank # 622
IP AS incl. subs 3.5/5.0    1,216
Stock Symbol
ISIN JP3720800006
Market Cap. 406835860752.0  (JPY)
Industry Auto Parts
Sector Consumer Cyclical
Dominant Nice Class Machines and machine tools

Patents

Trademarks

1,018 34
0 13
1,725 10
48
 
Last Patent 2026 - Bearing element manufacturing me...
First Patent 1983 - Method of starting variable-spee...
Last Trademark 2026 - NSK Micro-UT
First Trademark 1957 - NSK

Subsidiaries

6 subsidiaries with IP (45 patents, 31 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2026 G/S Bearings [parts of machines]; ball screws. Bearings [parts of vehicles].
Invention Bearing element manufacturing method, bearing manufacturing method, machine manufacturing method,...
Invention Processing device and processing method for ring-shaped member, method for manufacturing bearing,...
Invention Ball screw. This ball screw includes: a screw shaft having a spiral outer peripheral screw groove...
Invention Bearing management system. The present invention appropriately replenishes a bearing with a lubri...
Invention Rolling bearing cage and rolling bearing. Provided are: a rolling bearing cage capable of efficie...
Invention Preload loss detection system and preload loss detection method. The present invention provides a...
Invention Reverse input–blocking clutch–equipped motor and steering device. Provided are a reverse input–bl...
Invention Method for confirming machining accuracy of engaging element for reverse input cutoff clutch. The...
Invention Reverse-input cutoff clutch. Provided is a structure of a reverse-input cutoff clutch that, irres...
Invention Reuse determination assistance device, reuse determination assistance system, reuse determination...
Invention Reuse determination support device, reuse determination support system, reuse determination suppo...
Invention Method for renovating bearing. This method for renovating a bearing includes an acquisition step ...
Invention Bearing diagnostic device, bearing diagnostic method, and bearing diagnostic program. This bearin...
Invention Screw shaft for ball screw device and method for manufacturing same. Provided are a screw shaft f...
Invention Grease composition, and bearing and rolling device in each of which said grease composition is se...
Invention Reverse-input cutoff clutch. A reverse-input cutoff clutch 1 comprises a pressed member 2, an inp...
Invention Reverse input blocking clutch. Provided is a reverse input blocking clutch capable of properly ma...
2025 Invention Ball screw. This ball screw comprises: a screw shaft which has a helical outer screw groove on an...
Invention Magnetostrictive torque sensor. The present invention pertains to a magnetostrictive torque senso...
Invention Brush unit. This brush unit contacts a shaft conductive part provided to a rotating shaft, and th...
Invention Actuator and actuator manufacturing method. This actuator comprises: a screw shaft that has one e...
Invention Reverse input cutoff clutch, torque transmission device, and method for adjusting tension of same...
Invention Motor with reverse-input cutoff clutch, steering device, and method for controlling reverse-input...
Invention Ball screw device. Provided is a ball screw device capable of improving processing efficiency. A ...
Invention Seal member. Provided is a seal member which is capable of offering, over a long time, a maximum ...
Invention Radial roller bearing retainer. The present invention comprises: a pair of annular rim parts; a p...
Invention Radial roller bearing cage. The present invention comprises: a pair of annular rim parts; a plura...
Invention Testing device for ball screw device. A testing device for a ball screw device comprises: a suppo...
Invention Ball screw device testing device. This ball screw device testing device comprises: a support part...
Invention Rolling bearing and method for manufacturing same. The present invention provides: a rolling bear...
G/S Machine elements (not for land vehicles); bearings, for use as machine elements other than for la...
Invention Ball screw device. A ball screw device according to the present invention comprises: a screw shaf...
G/S Ball screws as machine elements not for land vehicles.
Invention State monitoring method, state monitoring device, and program for mechanical device. A state mon...
Invention Determination device. A probe includes a substantially columnar probe main body configured to de...
2024 Invention Traveling assistance device and traveling assistance control method. A traveling assistance devi...
Invention Rolling bearing. A bearing body portion of a rolling bearing is provided with a lifespan informa...
Invention Rotational support device for flying object and manufacturing method thereof. The rotational sup...
Invention Method for evaluating filtration filter. A method for evaluating a filtration filter used for re...
Invention Bearing groove diameter measuring method and bearing groove diameter measuring device, manufactur...
Invention Abnormality diagnosis device and abnormality diagnosis method for ball screw. An abnormality dia...
Invention Rotation support device for flying object. A rotation support device for flying object has a sta...
2023 G/S Wheels being parts of machines; electric drive motors for machines; Caster wheels being machine w...
G/S Devices for adapting power driven tools to robots; hydraulic control apparatus for robots; mechan...
Invention Grease composition for rolling bearings, and rolling bearing. The present invention provides a g...
Invention Rotation assistance device, and support mechanism position adjusting mechanism for shaft support ...
Invention Rotation support device, and support mechanism position adjustment mechanism for shaft support de...
Invention Rotation assistance device, and assistance mechanism position adjustment mechanism for shaft supp...
Invention System for monitoring machinery and method for monitoring machinery. A mechanical equipment moni...
Invention Water intrusion detection method, water intrusion detection device, and program for device using ...
Invention Two-speed transmission, method for learning µ-v characteristic of two-speed transmission, and tra...
Invention Resin holder for ball bearing, ball bearing, and method for manufacturing resin holder for ball b...
Invention Measurement method, observation device, and program. A measurement method for measuring a state ...
2022 G/S Bearings, as parts of machines other than for land vehicles
G/S Screws of metal, namely, drive screw for machines for feed systems of machine tools Machine parts...
G/S Apparatus for machining drive mechanisms for machine tools; apparatus for machining; drive mechan...
G/S Industrial grease; lubricating oils; industrial oils
G/S Industrial grease; lubricating oils [industrial lubricants]; industrial oils.
G/S Bearings as parts of machines other than for land vehicles; Bearings as parts of machines, namely...
G/S Bearings for use as machine elements other than for land vehicles; Bearings for dental air turbine.
2021 G/S Anti-rust greases. Sealing caps of metal for posts; sealing caps of metal for bearings, ball scre...
G/S Anti-rust greases. Sealing caps of metal; hardware of metal, small; rings of metal. Gaskets; joi...
G/S Anti-rust greases Sealing caps of metal; small hardware of metal, namely, ball bearings; rings of...
G/S Vibration sensors; wireless vibration diagnostic devices not for medical use to measure and diagn...
G/S Measuring apparatus; vibration sensors; wireless vibration diagnostic devices.
G/S Vibration sensors; wireless vibration diagnostic devices.
G/S Industrial oils and greases, lubricants, lubricating oils, lubricating greases, solid lubricants....
2020 Invention Rotation angle sensor, electric power steering device, and production method for rotation angle s...
G/S Bearings, being machine elements not for land vehicles.
G/S machine elements not for land vehicles, namely, bearings
G/S Electronic diagnostic instruments for evaluation and diagnosis of faults in ball, roller, linear ...
G/S Bearings and bearing housings as parts of machines; roller bearings for motors and engines and ma...
G/S Bearings and bearing housings (parts for machines other than land vehicles); roller bearings for...
2019 G/S Vehicle load detection sensors.
G/S Measuring instrument, namely, hydraulic pressure sensors for detecting loads on land vehicles
G/S Computer programs for steering and controlling land vehicles; computer programs for controlling a...
G/S Recorded computer programs for steering and controlling land vehicles; recorded computer programs...
2018 G/S CD-ROMs, optical discs, magneto-optical discs, electronic circuits, magnetic discs, magnetic tape...
G/S [ CD-ROMs, optical discs, magneto-optical discs, electronic circuits, magnetic discs, magnetic ta...
G/S CD-ROMs, optical discs, magneto-optical discs, electronic circuits, magnetic discs, magnetic tap...
2017 G/S Vibration sensor for detecting vibration characteristics of operating mechanical bearings; Vibrat...
G/S Measuring, detecting and monitoring instruments, indicators and controllers; Diagnostic apparatus...
2016 G/S Mineral oils and greases for industrial purposes, not for fuel; non-mineral oils and greases for ...
G/S bearings and structural parts thereof, as parts of machines
G/S Bearings [parts of machines]; machines for the treatment of materials and manufacturing; machine ...
G/S Bearings, machine elements not for land vehicles.
G/S Steering units for land vehicles and parts thereof; Power steering units for automobiles and part...
G/S Anti-rust greases. Edible oils and fats. Rental of prime movers for vehicles. Rental of prime mov...
G/S Hand tools and hand tool sets for use with bearings, namely, pullers, pushers, straighteners, tr...
G/S Repair and maintenance of bearings; repair and maintenance of machine elements; repair and mainte...