NHK Spring Co., Ltd.

Japan


Create a watch for NHK Spring Co., Ltd.
Total IP 1,907
Total IP incl. subs 1,944 (+ 44 for subs)
Total IP Rank # 695
IP Activity Score 3.7/5.0    1,091
IP Activity Rank # 661
IP AS incl. subs 3.4/5.0    1,105
Stock Symbol
ISIN JP3742600004
Market Cap. 218195132736.0  (JPY)
Industry Auto Parts
Sector Consumer Cyclical
Dominant Nice Class Games; toys; sports equipment

Patents

Trademarks

817 24
24 9
1,006 18
9
 
Last Patent 2025 - Spring member
First Patent 1977 - Nc coil spring manufacturing app...
Last Trademark 2025 - NS
First Trademark 1962 - NHK

Subsidiaries

5 subsidiaries with IP (39 patents, 5 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Coil spring and manufacturing method of the same. According to an embodiment, a coil spring is f...
Invention Alternating current heating method and alternating current heating device. According to one embo...
Invention Hoist hook and transporting method of article using the hoist hook. A hoist hook includes a main...
Invention Spring member. A spring member according to the present invention is formed by deforming a wire m...
Invention Spring member. A spring member according to the present invention is obtained by deforming a wire...
Invention Welded structure and welding method. NNNN 2-(C/2)2))×0.95
Invention Motor manufacturing device and motor manufacturing method. This motor manufacturing device includ...
Invention Pallet member and motor manufacturing method. The present invention provides a pallet member and ...
Invention Motor production device and motor production method. The present invention provides a motor produ...
Invention Motor manufacturing method and motor manufacturing device. Provided are a motor manufacturing met...
Invention Motor manufacturing method, motor manufacturing device, and motor manufacturing system. The prese...
Invention Electrically insulating resin composition, sheet-shaped uncured product for interlayer insulation...
Invention Spring member. A spring member for suspension according to the present invention comprises: a spr...
Invention Method for designing predictive model, method for generating predictive model, program, predictin...
Invention Method for processing metal member, setting device for metal member, and metal member. Provided i...
Invention Laminated spring. 11111 is satisfied.
Invention Punching jig and method. Provided is a punching jig which enables punching while taking roundness...
Invention Planar heater manufacturing method, planar heater, and heating device. A planar heater manufactu...
Invention High-tensile steel sheet laser welding method, laser-welded joined body, and vehicle seat frame. ...
Invention Motor production device, motor production method, and motor. This motor production device include...
Invention Laminate manufacturing device and laminate manufacturing method. This laminate manufacturing devi...
Invention Punching device and lift stage. Provided is a punching device having a simplified structure. This...
Invention Probe holder and inspection method. A probe holder holds contact probes each coming in contact w...
Invention Image processing device, structure detection method, and structure detection program. The present...
Invention Connecting structure, and stator for rotary electric machine employing same. Provided is a connec...
Invention Probe unit and contact probe. A probe unit includes: a plurality of probe groups each including ...
Invention Laminate and laminate production method. Provided is a laminate that has the function of improvin...
Invention Multilayer body. The present invention proposes a multilayer body which is capable of having more...
Invention Segment coil removal device and method. Provided is a segment coil removal device by which it is ...
Invention Evaluation method. This method for evaluating an insulating film comprises: binarizing m SEM imag...
Invention Stage and method for manufacturing stage. This stage for mounting a substrate thereon includes: a...
Invention Stage. This stage includes: a base material including a first surface and a second surface opposi...
Invention Blower protection structure of a seatback, and vehicle seat. A blower protection structure of a ...
Invention Vehicle seat. A vehicle seat includes a seatback that supports a back of a seated occupant from ...
Invention Joined body and production method for joined body. This joined body comprises a ceramic layer, a ...
Invention Vehicle seat. A vehicle seat includes a seat cushion main body portion that configures a portion...
Invention Joined body, joining method, and brazing material. A joined body according to the present inventi...
Invention Disk drive suspension. A flexure of a suspension includes a metal base, a circuit portion, and a...
Invention Disk drive suspension. A slider arrangement portion on which a slider is arranged is formed on a...
Invention Loading device and method for segment coil. Provided is a loading device for a segment coil capab...
G/S Towels of textile; Japanese cotton towels [Tenugui]; handkerchiefs of textile; Japanese general w...
G/S Gloves for household purposes; cooking pots and pans, non-electric; kettles, non-electric; kitch...
G/S Gloves for household purposes; cooking pots and pans, non-electric; kettles, non-electric; kitche...
Invention Bracket for stabilizer, method for designing bracket for stabilizer, method for manufacturing bra...
Invention Disk drive suspension structure and disk drive. According to one embodiment, a disk drive suspen...
Invention Stage and method for manufacturing stage. This stage includes: a base material including an upper...
2024 Invention Coil spring, suspension device, and method for producing coil spring. A coil spring according to ...
Invention Coil spring, suspension device, and method for manufacturing coil spring. A coil spring according...
Invention Pressing member and holding device. A pressing member for pressing a pressing target includes: a...
G/S Labels with machine-readable codes, namely, labels carrying electronically recorded or encoded in...
G/S Labels with machine-readable codes; labels carrying magnetically recorded or encoded information...
2023 G/S Electronic testing apparatus for liquid crystal panels; electronic testing apparatus for semicon...
G/S Umbrellas; golf umbrellas; day packs; briefcases; all-purpose carrying bags; Boston bags; carryal...
G/S Umbrellas; golf umbrellas; daypacks; briefcases; all-purpose carrying bags; boston bags; casual b...
G/S Umbrellas; golf umbrellas; day packs; briefcases; bags; bags for sports; travelling bags; pouche...
Invention Spring member. A spring member presses a first pressed body and a second pressed body having a h...
2022 G/S Golf club shafts
2021 Invention Disc spring manufacturing method, and disc spring. A disc spring manufacturing method is a metho...
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.