NHK Spring Co., Ltd.

Japan


 
Total IP 1,766
Total IP incl. subs 1,806 (+ 47 for subs)
Total IP Rank # 734
IP Activity Score 3.6/5.0    918
IP Activity Rank # 793
IP AS incl. subs 3.3/5.0    933
Stock Symbol
ISIN JP3742600004
Market Cap. 218195132736.0  (JPY)
Industry Auto Parts
Sector Consumer Cyclical
Dominant Nice Class Games; toys; sports equipment

Patents

Trademarks

752 25
23 7
934 16
9
 
Last Patent 2025 - Driver's seat heater and automob...
First Patent 1977 - Nc coil spring manufacturing app...
Last Trademark 2024 - 3CQR
First Trademark 1962 - NHK

Subsidiaries

5 subsidiaries with IP (42 patents, 5 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Disk drive suspension. A suspension includes a first actuator arrangement portion and a second a...
Invention Polishing device, polishing method, and machine part. A polishing device according to an embodim...
Invention Rotary device and thermal spraying apparatus. This rotary device comprises a rotary stage detach...
Invention Displacement detection device, displacement detection system and industrial equipment. A displac...
Invention Thermal spraying equipment and thermal spraying control method. According to an embodiment of th...
Invention Torsion bar unit. A torsion bar unit includes a cylindrical shaped torsion bar including a fiber...
Invention Information processing system. An information processing system includes an object group informa...
Invention Probe card. A probe card includes: a plurality of conductive contact probes; a probe head config...
Invention Motor rotor with inner sleeve. A rotor includes a shaft, a magnet located around the shaft, an i...
Invention Flexure of suspension for disk drive and suspension for disk drive, the flexure having an area wi...
Invention Driver's seat heater and automobile driver's seat. A driver's seat heater installed at a seat cu...
Invention Seatback pad and vehicle seat. A seatback pad that configures a pad member of a seatback of a ve...
Invention Pressing unit and spring member. A pressing unit according to the present invention comprises: a ...
Invention Device of managing work piece and method of managing work piece. A work piece includes a weld. A...
Invention Masking fixture. A masking fixture according to an embodiment of the present disclosure includes...
Invention Laminate structure, stage, semiconductor manufacturing device, and manufacturing method for lamin...
Invention Coil spring, and method for manufacturing coil spring. A coil spring according to the present inv...
Invention Stator manufacturing method and restraint jig. Provided is a stator manufacturing method capable ...
Invention Suspension device. A suspension device includes a pair of leaf springs and a torsion bar, one of...
Invention Metal mask. The metal mask has a body having a first surface in contact with a surface of a work...
Invention Covering tube and spring member. A covering tube according to the present invention is for coveri...
Invention Strand detection system, control device, control method, and control program. A strand detection ...
Invention Wire data processing system, control device, control method, and control program. A wire data pro...
Invention Manufacturing method for stator, twisting machining device, and twisting jig assembly. Provided i...
Invention Method and device for manufacturing stator. Provided is a method for manufacturing a stator, said...
Invention Vehicle seat. A vehicle seat, includes: a cushion pad; an air passage provided inside the cushio...
G/S Labels with machine-readable codes; labels carrying magnetically recorded or encoded information;...
G/S Labels with machine-readable codes; labels carrying magnetically recorded or encoded information...
Invention Head driving device. A head driving device includes a base member, a head supporting member, a b...
Invention Head driving device. A head driving device includes an actuator assembly driving a head member i...
Invention Tape drive device and method of detecting state of head unit of tape drive device. A tape drive ...
Invention Compression spring device. This compression spring device is provided with a first leaf spring (1...
Invention Pressing unit. The present invention comprises: a pair of pressing bodies (11a, 11b) that face ea...
Invention Steel material carbide morphology detecting device, steel material carbide morphology detection m...
Invention Laminated spring. A laminated spring according to the present invention is formed by laminating a...
Invention Work cleaning device and cleaning method. A cleaning device includes a support member supporting...
Invention Traceability management method and device, segment coil, and stator. The present invention provid...
Invention Motor core manufacturing device and motor core manufacturing method. A motor core manufacturing d...
Invention Steel material and method for producing steel material. The present invention provides a steel ma...
Invention Device for manufacturing armature. The purpose of the present invention is to improve the manufac...
Invention Stage. This stage includes: a first metal plate; a second metal plate positioned below the first ...
Invention Support structure. This support structure comprises: a torsion bar including a first end and a se...
2023 G/S Electronic testing apparatus for liquid crystal panels; electronic testing apparatus for semicon...
Invention Medical wire. This medical wire comprises: a first flexible tube body that extends in the front-b...
G/S Umbrellas; golf umbrellas; day packs; briefcases; bags; bags for sports; travelling bags; pouches...
G/S Umbrellas; golf umbrellas; day packs; briefcases; bags; bags for sports; travelling bags; pouche...
2022 G/S Golf club shafts
Invention Leaf spring device. A leaf spring device includes a leaf spring main body, a first eye portion, ...
Invention Recording device, manufacturing method therefor, and housing. A recording device comprises a bas...
Invention Motor core manufacturing method and push-out device. A manufacturing method for a motor core tha...
Invention Bonding method. A bonding method bonds a buffer member to an adherend member, and includes: an a...
Invention Flexible structure. A flexible structure includes a first member, a second member, a recess, and...
Invention Rotor manufacturing method, rotor, and rotating electric machine. In the present rotor manufactu...
Invention Damper spring. 2.
Invention Golf shaft and manufacturing method for same. Provided is a golf shaft capable of realizing a su...
Invention Stator. In a stator, one end portion of each coil is disposed on the root side of each tooth, an...
2021 G/S Golf clubs; golf club shafts.
G/S Golf club shafts.
2019 G/S Golf club shafts; golf clubs; golf club heads; head covers for golf clubs; golf club grips; grip...
G/S Electric accumulators for vehicles Metallic bellows for articulated vehicles
G/S Printed wiring boards; Printed circuit boards; Electronic circuit boards; Electrical circuit boar...
G/S Printed circuit boards; Electronic circuit boards; Electrical circuit boards; Circuit boards; Cus...
2018 G/S Probes for scientific purposes; semiconductor testing apparatus; contact probes for testing semic...
G/S Probes for scientific purposes; semiconductor testing apparatus; contact probes for testing semi...
G/S Metal pipe supports; metal clamps; door springs, non-electric. Motors core (electric motors for m...
G/S structural vehicle parts and fittings for land vehicles, namely, connecting radius rods, stabilin...
G/S Accumulators for vehicles namely electric accumulator for vehicles, accumulators to control vehic...
2017 G/S Umbrellas; bags for sports; rucksacks; briefcases; suitcase; travelling case; travelling bags; ca...
G/S umbrellas; bags for sports; rucksacks; briefcases; suitcase; travelling case; travelling bags; c...
G/S Golf umbrellas; bags for golf sports; rucksacks for golf sports; briefcases for golf sports; suit...
G/S Umbrellas; bags for sports; rucksacks; briefcases; suitcases; travelling cases for carrying sport...
G/S Umbrellas; bags for sports; rucksacks; briefcases; suitcases; travelling cases for carrying spor...
2016 G/S Golf clubs; golf club shafts.
G/S Golf clubs; golf club shafts
2015 G/S Metal nuts; movable metal handrails used in nursing care; metal hardware, namely, springs, mesh s...
G/S locks of metal; springs, of metal; non-electric wires; springs of titanium alloy. springs being p...
G/S Shock absorbers for land vehicles; springs for land vehicles.
2012 G/S Holograms, namely, printed laser photographs; bar code readers; portable telephones; printers; * ...
G/S Holograms (laser photographs), bar code readers, portable telephones, printers, counterfeit disc...
2010 G/S Golf club shaft.
G/S golf club shaft
2007 G/S Electronic testing apparatuses for liquid crystal panels; electronic testing apparatuses for semi...
G/S Electronic testing apparatuses for liquid crystal panels; Electronic testing apparatuses for semi...
2005 G/S Printed name labels, seals (stationery), stickers (stationery), price tags, notice bills, and lab...
2004 G/S golf club, golf club shaft [ and metal baseball bat ]