NTN Corporation

Japon


 
Quantité totale PI 4 974
Quantité totale incluant filiales 5 074 (+ 102 pour les filiales)
Rang # Quantité totale PI 210
Note d'activité PI 3,8/5.0    1 562
Rang # Activité PI 454
Activité incl filiales 3,5/5.0    1 609
Symbole boursier
ISIN JP3165600002
Capitalisation 120336757102.0  (JPY)
Industrie Tools & Accessories
Secteur Industrials
Classe Nice dominante Machines et machines-outils

Brevets

Marques

1 204 15
9 8
3 713 13
12
 
Dernier brevet 2024 - Bearing electrolytic corrosion p...
Premier brevet 1988 - Clutch
Dernière marque 2024 - GUARDIAN AN NTN MONITORING SOLUTION
Première marque 1960 - NTN

Filiales

2 subsidiaries with IP (80 patents, 22 trademarks)

2 subsidiaries without IP

 S'inscrire grtuitement pour accéder à la liste des filiales

Industrie (Classification de Nice)

Derniers inventions, produits et services

2024 P/S Physical analyzing apparatus, namely, vibration, temperature, ultrasound, proximity, magnetic flu...
Invention Seal material, seal member for compressor, cup seal for reciprocating compressor, and tip seal fo...
Invention Parallel link mechanism and link operation device. In a parallel link mechanism, a distal end si...
Invention Bearing electrolytic corrosion prevention device. Provided is a bearing electrolytic corrosion pr...
Invention Attachment structure for universal constant-velocity joint boot. This attachment structure for a ...
Invention Wheel bearing device. Provided is a wheel bearing device in which, in a case when the wheel beari...
Invention Condition monitoring system. A condition monitoring system includes a monitoring terminal, an ac...
Invention Oil-impregnated sintered bearing, bearing unit, and motor. The present invention is an oil-impreg...
Invention Bearing condition monitoring system. This bearing condition monitoring system comprises: an opera...
Invention Bearing retainer, mold for bearing retainer, and bearing retainer manufacturing method. Provided ...
Invention Power supply device. A power supply device (1) comprises: a windmill (2) that has a windmill supp...
Invention Determination method, program, and computation device. This determination method for determining ...
Invention Rotation sensor-equipped bearing. The present invention addresses the problem of reducing the axi...
Invention Condition monitoring system. Provided is a condition monitoring system that can be implemented as...
Invention Rolling bearing and drive unit for vehicle. A rolling bearing (100) supports a rotating shaft of ...
Invention Wheel bearing device. Provided is a wheel bearing device that, while suppressing discrepancies in...
Invention Ball bearing with seal and bearing device. In this ball bearing with a seal, a retainer (10) in t...
Invention Rolling bearing. The present invention comprises a plurality of pocket wall parts (9) provided wi...
Invention Rolling bearing and bearing device. Provided is a rolling bearing (1) in which a fitting surface ...
Invention Rolling member and rolling bearing. This rolling member has a surface and is made of steel having...
Invention Wheel bearing device. The purpose of the present invention is to provide a wheel bearing device t...
Invention Motor unit. A motor unit 1 comprising: a motor unit 2; a control unit 3 that controls the motor u...
Invention Rotating member. A steel rotating member (10, 20, 30) comprises a surface layer part (50) at a su...
Invention Clamping ring and bearing unit comprising the ring. A clamping ring (6) includes: a ring main bo...
2023 Invention Rolling bearing. Provided is a rolling bearing including rolling elements each having a chamfered...
Invention Electric oil pump. Provided is an electric oil pump that can reduce a production time over conven...
Invention Piston ring. Provided is a piston ring that has excellent wear resistance at high temperatures an...
Invention Method for obtaining dimensions of workpiece. Provided is a method for obtaining the outer diamet...
Invention Ball bearing. Provided is a ball bearing that is capable of reducing an interference force betwee...
Invention Tripod constant-velocity universal joint. Provided is a double-roller type tripod constant-veloci...
Invention Fixed-type universal joint. A track groove 7 of an outer joint member 2 has a guide surface 71 fo...
Invention Retainer, retainer-equipped needle roller employing said retainer, and bearing device. A retainer...
Invention Automatic ball incorporation method for constant-velocity universal joint. Provided is an automat...
Invention Tapered roller bearing. Provided is a tapered roller bearing with which it is possible to remove ...
Invention Tapered roller bearing. A tapered roller bearing (1) includes an inner wheel and an outer wheel (...
Invention Tapered roller bearing. A holder segment (20) of a tapered roller bearing comprises: a plurality ...
Invention Roller bearing. 1222.
Invention Roller bearing. A segment 10 is an injection molded product of a resin material that integrally c...
Invention Constant-velocity universal joint assembling device and assembling method. This assembling device...
2022 Invention Electrically-driven pump device, and method for controlling same. An electrically-driven oil pum...
Invention Wheel bearing device. A wheel bearing device for which the work of grinding a wheel hub is simpl...
Invention Tapered roller bearing. In a tapered roller bearing in which a segment holder divided into a plu...
Invention Rolling bearing. A rolling bearing includes a plurality of balls and two raceway members. The ba...
Invention Bearing device and electric vertical take-off and landing aircraft. A first seal and a second se...
Invention Wheel bearing device. An outer joint member and a hub wheel are coupled to be able to transmit t...
Invention Tripod type constant velocity universal joint. In a tripod type constant velocity universal join...
Invention Power generation system. A power generation system includes a rotating body, a generator, a brak...
Invention Windmill and wind power generation apparatus. A windmill includes a shaft, a blade, and a suppor...
2021 P/S Bearings with built-in sensors, machine elements not for land vehicles; bearings, machine element...
P/S Bearings with built-in sensors, machine elements not for land vehicles; bearings, machine elemen...
P/S Bearings with built-in sensors, being parts of machines not for land vehicles; bearings, being pa...
P/S Axles for machines; spindles being parts of machines; shaft couplings, axles and spindles for mac...
P/S Shafts, axles or spindles, machine elements other than land vehicles; bearings, machine elements...
P/S Shafts, axles or spindles being parts of machines; shaft couplings for machines; transmissions an...
Invention Control device for power generation device. A power generation system includes a wind power gene...
2020 Invention Cell tissue production method, cell tissue production set, and cultivation container containing c...
2018 P/S Slide bearings as parts of machines; bearings with sensor as parts of machines; hub bearings as p...
P/S Axle bearings; slide bearings; bearings with sensor; hub bearings; bearings, as machine elements...
2017 P/S shafts, axles or spindles being parts of machines; shaft couplings for machines; transmissions an...
P/S Hub bearings being parts of machines; bearings being parts of machines; shafts, axles or spindles...
P/S Computer application software, namely, software for scanning or reading barcodes, quick response ...
P/S Application software; computer software applications, downloadable; computer programs and softwa...
2015 P/S Rocker arms for land vehicles; ball screws for land vehicles. Bearings for land vehicles; axle be...
2013 P/S Vehicle axles coupled with hub bearings; Vehicle axles having junctions with hub bearings; Axle...
P/S Remote monitoring and alerting apparatus for wind-powered electricity generators via communicatio...
2011 P/S [ Conveyors being machines; loading and unloading machines; resonance type vibration conveyors; m...
P/S Conveyors, as machines; loading-unloading machines and apparatus; resonance type vibration conve...
P/S Machine parts, namely, bearings
2010 P/S Machines and machine tools, component parts of these machines, especially ball-bearings, roller ...
2008 P/S Ball bearings for ships and planes; roller bearings for ships and planes; ball bearings other tha...
2007 P/S Ball bearings for ships and planes, roller bearings for ships and planes, ball bearings other tha...
P/S Ball bearings for ships or planes, roller bearings for ships or planes, ball bearings other than...
2005 P/S Bearings (machine elements not for land vehicles); shaft couplings (machine elements not for lan...
2004 P/S Bearings, being parts of machines; mechanical shafts and joints, couplings and parts thereof (exc...
P/S Hub bearings; shaft couplings; wheel bearings; bearings for land vehicle.
P/S Bearings for ships or planes; bearings other than for land vehicles; universal joints other than...
2003 P/S Bearings other than for land vehicles, motors other than for land vehicles and electric generator...
P/S Machine parts namely bearings, motors for machines, electric generators Wheel and axle bearings, ...
P/S [ METAL WORKING MACHINES NAMELY, LATHES, MILLING MACHINES, GRINDING MACHINES FOR MANUFACTURING BE...
P/S Metalworking machines and tools; bearings.
1999 P/S Tapered roller bearings and other bearings; shafts; shaft joints and couplings; their parts (exce...
1992 P/S semi-processed plastic substances; namely, films, tapes, sheets, rods, pipes and boards; semi-pro...
P/S Semi-processed plastic substances in the form of films, tapes, sheets, rods, pipes and boards.
1990 P/S Machine tools, bearing units for wheels, bearings including bearings for wheels, joints, coupling...
1988 P/S CONSTANT VELOCITY JOINTS FOR USE IN MACHINES CONSTANT VELOCITY JOINTS FOR USE IN VEHICLES
1985 P/S BEARINGS
1968 P/S Roulements à billes et à galets, billes, galets de toute forme, butées à billes et à galets, cam...
1960 P/S Bearings.
P/S Ball and Roller Bearings