NTN Corporation

Japan


Create a watch for NTN Corporation
Total IP 4,922
Total IP incl. subs 5,012 (+ 92 for subs)
Total IP Rank # 236
IP Activity Score 3.8/5.0    1,354
IP Activity Rank # 535
IP AS incl. subs 3.5/5.0    1,377
Stock Symbol
ISIN JP3165600002
Market Cap. 120336757102.0  (JPY)
Industry Tools & Accessories
Sector Industrials
Dominant Nice Class Machines and machine tools

Patents

Trademarks

1,209 13
4 7
3,666 11
12
 
Last Patent 2026 - Wheel bearing device
First Patent 1988 - Clutch
Last Trademark 2024 - NTN GUARDIAN
First Trademark 1960 - NTN

Subsidiaries

2 subsidiaries with IP (79 patents, 13 trademarks)

2 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2026 Invention Structural body unit. A unit of structures includes two or more structures each having a top wal...
Invention Hand and component supply system including same. A hand according to the present invention inclu...
Invention Rolling bearing and rolling component for rolling bearing. In a planetary gear (1), a shaft (2), ...
Invention Tapered roller bearing. A tapered roller bearing (1) according to the present disclosure comprise...
Invention Bearing device. The purpose of the present invention is to provide a bearing device capable of wi...
Invention Resin molded insulated bearing. Provided is a resin molded insulated bearing wherein: an outer ri...
Invention Wheel bearing device. Provided is a wheel bearing device which makes it possible to ensure the st...
Invention Visual inspection device. A visual inspection device (1) according to the present invention compr...
Invention Bearing device. The present invention provides a bearing device which is capable of preventing le...
Invention Tapered roller bearing. A assembly method of assembling a tapered roller bearing for supporting ...
Invention Rolling bearing. The purpose of the present invention is to improve workability of arranging a sp...
Invention Method for assembling wheel bearing device, and wheel bearing device. The present invention inclu...
Invention Inspection apparatus and inspection method for ball screw nut, and manufacturing method. An inspe...
Invention Retainer and ball bearing. The present invention comprises: a first annular member (9) and a seco...
Invention Rolling member and rolling component. A rolling member (10) is made of steel and has surfaces (10...
Invention Tripod-type constant-velocity universal joint. A pair of guide surfaces 7 capable of contacting a...
Invention Coating mechanism, liquid material coating device, and liquid material coating method. A coating ...
Invention Method for producing cell tissue structure. In the present invention, a cell count, which is the ...
Invention Coating needle, coating mechanism, coating device, and coating method. A coating needle (24) can ...
Invention Device and method for detecting presence or absence of missing or excess ball. The present invent...
Invention Tripod constant-velocity universal joint and closed-die forging method. Provided are a tripod con...
Invention Tripod constant velocity universal joint. A roller 11 has a cylindrical surface-shaped outer peri...
Invention Sliding bearing. This sliding bearing (1) comprises an inner ring (2) and an outer ring (3). The ...
Invention Ball assembly device and method for fixed-type constant-velocity universal joint. An inner joint ...
Invention Wheel bearing device. Provided is a wheel bearing device capable of preventing or reducing sticki...
Invention Electric actuator. In an electric actuator 1 in which an electric motor 2 in a motor case 9 is fi...
Invention Fixed-type constant-velocity universal joint. This fixed-type constant-velocity universal joint c...
Invention Wheel bearing device and manufacturing method for same. This wheel bearing device has an inner me...
Invention Wheel bearing device and method for producing same. Among tooth tips 53 of a hub-side face spline...
Invention Reverse-input blocking clutch. In this reverse-input blocking clutch 1, first and second wedge-sh...
Invention Phase matching device and phase matching method. The present invention provides a phase matching ...
2025 Invention Electrically conductive rolling bearing and conducting member. An electrically conductive rolling...
Invention State monitoring apparatus and state monitoring method. A state monitoring apparatus (20) compris...
Invention Sampling and placement device, and sampling and placement method. A sampling and placement device...
Invention Steering stopper device. A steering stopper device has an external gear (20), a first internal ge...
Invention Self-aligning roller bearing. iOO, R, r, and d in an axial-direction position corresponding to a ...
Invention Conductive rolling bearing and conductive member. Provided is a conductive rolling bearing that c...
Invention Rolling bearing device. A lubricating oil supply device (B) is provided with a tank (5) for holdi...
Invention Unit house. This unit house (1) has an internal space (4) formed by a top wall (11), a peripheral...
Invention Energization unit and bearing unit. An energization unit (1) comprises: a conductive annular case...
Invention Linear actuator. A linear actuator 1 comprises an electric motor 2, a speed reducer 3, and a scre...
Invention Sampling apparatus. A sampling apparatus (100) comprises: a hollow pin (141); a distance sensor (...
2024 Invention Ball bearing
Invention Sealed ball bearing and bearing device. Provided is a ball bearing comprising a crown-shaped cag...
G/S Physical analyzing apparatus, namely, vibration, temperature, ultrasound, proximity, magnetic flu...
Invention Condition monitoring system. A condition monitoring system is provided which can be implemented ...
Invention Rolling bearing. A rolling bearing is provided which includes a cage including two annular membe...
Invention Rolling bearing and bearing device. A rolling bearing is provided in which an outer ring has, on...
2023 Invention Roller bearing. A segment 10 is an injection molded product of a resin material integrally compr...
Invention Hard film formed body, machine component, and bearing. A hard film formed body that improves hyd...
Invention Bearing device. A bearing device includes: a rolling bearing having a rotation ring, a fixed rin...
2021 G/S Bearings with built-in sensors, being parts of machines not for land vehicles; bearings, being pa...
G/S Bearings with built-in sensors, machine elements not for land vehicles; bearings, machine elemen...
G/S Axles for machines; spindles being parts of machines; shaft couplings, axles and spindles for mac...
G/S Shafts, axles or spindles, machine elements other than land vehicles; bearings, machine elements...
G/S Shafts, axles or spindles being parts of machines; shaft couplings for machines; transmissions an...
2018 G/S [ Slide bearings as parts of machines; ] bearings with sensor as parts of machines; [ hub bearing...
G/S Axle bearings; slide bearings; bearings with sensor; hub bearings; bearings, as machine elements...
2017 G/S shafts, axles or spindles being parts of machines; shaft couplings for machines; transmissions an...
G/S Hub bearings being parts of machines; bearings being parts of machines; shafts, axles or spindles...
G/S Computer application software, namely, software for scanning or reading barcodes, quick response ...
G/S Application software; computer software applications, downloadable; computer programs and softwa...
2015 G/S Rocker arms for land vehicles; ball screws for land vehicles. Bearings for land vehicles; axle be...
2013 G/S Vehicle axles coupled with hub bearings; Vehicle axles having junctions with hub bearings; Axle...
G/S Remote monitoring and alerting apparatus for wind-powered electricity generators via communicatio...
2011 G/S [ Conveyors being machines; loading and unloading machines; resonance type vibration conveyors; m...
G/S Conveyors, as machines; loading-unloading machines and apparatus; resonance type vibration conve...
G/S Machine parts, namely, bearings
2010 G/S Machines and machine tools, component parts of these machines, especially ball-bearings, roller ...
2008 G/S Ball bearings for ships and planes; roller bearings for ships and planes; ball bearings other tha...
2007 G/S Ball bearings for ships and planes, roller bearings for ships and planes, ball bearings other tha...
G/S Ball bearings for ships or planes, roller bearings for ships or planes, ball bearings other than...
2004 G/S Bearings, being parts of machines; mechanical shafts and joints, couplings and parts thereof (exc...
G/S Hub bearings; shaft couplings; wheel bearings; bearings for land vehicle.
G/S Bearings for ships or planes; bearings other than for land vehicles; universal joints other than...
2003 G/S Bearings other than for land vehicles, motors other than for land vehicles and electric generator...
G/S [ METAL WORKING MACHINES NAMELY, LATHES, MILLING MACHINES, GRINDING MACHINES FOR MANUFACTURING BE...
G/S Metalworking machines and tools; bearings.
1999 G/S Tapered roller bearings and other bearings; shafts; shaft joints and couplings; their parts (exce...
1992 G/S Semi-processed plastic substances in the form of films, tapes, sheets, rods, pipes and boards.
1988 G/S CONSTANT VELOCITY JOINTS FOR USE IN MACHINES CONSTANT VELOCITY JOINTS FOR USE IN VEHICLES
1985 G/S BEARINGS
1968 G/S Roulements à billes et à galets, billes, galets de toute forme, butées à billes et à galets, cam...
1960 G/S Bearings.
G/S Ball and Roller Bearings