NTN Corporation

Japon


 
Quantité totale PI 4 978
Quantité totale incluant filiales 5 069 (+ 93 pour les filiales)
Rang # Quantité totale PI 215
Note d'activité PI 3,8/5.0    1 495
Rang # Activité PI 486
Activité incl filiales 3,5/5.0    1 538
Symbole boursier
ISIN JP3165600002
Capitalisation 120336757102.0  (JPY)
Industrie Tools & Accessories
Secteur Industrials
Classe Nice dominante Machines et machines-outils

Brevets

Marques

1 215 15
9 8
3 706 13
12
 
Dernier brevet 2025 - Power conversion device and powe...
Premier brevet 1988 - Clutch
Dernière marque 2024 - GUARDIAN AN NTN MONITORING SOLUTION
Première marque 1960 - NTN

Filiales

2 subsidiaries with IP (80 patents, 13 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 Invention Ball bearing. A ball bearing includes a cage circular annular portion and a seal member. The cag...
Invention Control device for industrial equipment. A control device controls an attitude control actuator ...
Invention Rolling bearing cage and rolling bearing. Provided are a rolling bearing cage and a rolling beari...
Invention Rolling bearing fitted with conductive seal. Provided is a rolling bearing fitted with an electro...
Invention Power conversion device and power generation system. Provided is a power conversion device having...
Invention Electric motor device. An electric motor device comprises: a stator (4) that has a stator magneti...
Invention Wheel bearing device. The present invention addresses the problem of suppressing movement of a sl...
Invention Sliding style constant velocity universal joint. A film (manganese phosphate film 20) that reduce...
Invention Clutch unit. Provided is a clutch unit 1 including: an input-side clutch 10 that controls the tra...
Invention Method for estimating rolling viscosity resistance, system for estimating rolling viscosity resis...
Invention Collection arrangement member, collection arrangement device, and collection arrangement method. ...
Invention Shaft seal. Provided is a shaft seal capable of reducing the variation in the inner diameter cont...
Invention Retainer for rolling bearings, and rolling bearing. The present invention provides: a retainer fo...
Invention Tapered roller bearing. Provided is a tapered roller bearing of an inner ring guidance design. A...
Invention Sealed ball bearing and bearing device. Provided is a ball bearing which is used at a dmn value o...
Invention Rotational load device. This rotational load device comprises a slide tube (16) which is fitted a...
Invention Wrist joint unit and work device equipped with same. A wrist joint unit (HU) comprises: an arm (5...
Invention Rolling bearing and drive unit for vehicle. A rolling bearing (100) supports a rotating shaft of ...
Invention Stator, electric motor, and method for manufacturing stator. A stator 2 includes: an annular stat...
Invention Silicon nitride sintered body, machine part using same, and bearing. Provided are: a silicon nitr...
Invention Clutch unit. Provided is a clutch unit which prevents a locking mechanism from switching from an ...
Invention Ball bearing. Provided is a ball bearing having a structure in which: a cage is less susceptible ...
P/S Physical analyzing apparatus, namely, vibration, temperature, ultrasound, proximity, magnetic flu...
Invention Bearing. A bearing includes a plurality of claws located in a circumferential direction at an en...
Invention Seal material, seal member for compressor, cup seal for reciprocating compressor, and tip seal fo...
Invention Bearing electrolytic corrosion prevention device. Provided is a bearing electrolytic corrosion pr...
Invention Sintered oil-impregnated bearing. Provided is a sintered oil-impregnated bearing comprising, on t...
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 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 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 Rolling member and rolling bearing. This rolling member has a surface and is made of steel having...
2022 Invention Rolling component and rolling bearing. A rolling component has a surface and is made of steel. T...
Invention Sealed bearing. An outer surface rubber portion is formed to cover the entire axially outer surf...
Invention Shell type roller bearing. A shell type roller bearing includes a shell outer ring that includes...
Invention Mechanical component and rolling bearing. A mechanical component includes steel and has a surfac...
Invention Feed screw mechanism and electric actuator. A feed screw mechanism includes a rotary member havi...
Invention Electric actuator. A casing 10 that accommodates an electric motor 2 and a ball screw 30 as a mo...
Invention Silicon nitride sintered body, machine part, and bearing. To provide a silicon nitride sintered ...
Invention Tripod type constant velocity universal joint. In a tripod type constant velocity universal join...
Invention Transmission shaft and bearing device using same. This transmission shaft is used in a transmiss...
Invention Plunging type constant velocity universal joint. A plunging type constant velocity universal joi...
Invention Sensor holder and bearing device for vehicle wheel. Provided are: a sensor holder that can preve...
Invention Vibration measurement device and cms device for wind-power generation. A vibration measurement d...
Invention Flexible boot for constant velocity universal joint and constant velocity universal joint. A fle...
Invention Grinding apparatus. A grinding apparatus includes: a grinding member driving unit having a motor...
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...
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