NOK Corporation

Japan


Create a watch for NOK Corporation
Total IP 2,237
Total IP incl. subs 2,445 (+ 231 for subs)
Total IP Rank # 588
IP Activity Score 3.7/5.0    1,197
IP Activity Rank # 605
IP AS incl. subs 3.5/5.0    1,239
Stock Symbol
ISIN JP3753400005
Market Cap. 416692121280.0  (JPY)
Industry Specialty Chemicals
Sector Basic Materials
Dominant Nice Class Rubber and plastic; packing and ...

Patents

Trademarks

813 0
0 6
1,402 8
8
 
Last Patent 2025 - Support member for fuel battery ...
First Patent 1982 - Shock absorber
Last Trademark 2025 - EST
First Trademark 1968 - NOK

Subsidiaries

6 subsidiaries with IP (224 patents, 7 trademarks)

4 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Support member for fuel battery and support member for water electrolysis device. A support membe...
Invention Polyether polyol, cosmetic vehicle, and cosmetic. a22bn2ncc}-H, wherein the symbols are as define...
Invention Pasty body cleanser composition. This pasty body cleanser composition comprises: 0.1-6 mass% of a...
Invention Polyglycerol compound, production method for same, silicone modifier, polyglycerol-modified silic...
Invention Copolymer, and eye composition in which same is used. abcc = 5-50, and Mw of the polymer being 10...
Invention High-purity 2-aminoethyl methacrylate hydrochloride, copolymer including said hydrochloride as st...
Invention Thermal degradation determination method, thermal history estimation method, thermal degradation ...
Invention Polyether, cosmetic base, and cosmetic. The present invention provides a polyether represented by...
Invention Resin composition for sealing material, and film liquid crystal panel sealed with said resin comp...
Invention Nucleic acid amplification promoter, nucleic acid amplification composition containing same, and ...
Invention Curing agent, thermosetting composition, resin film, prepreg, metal-clad laminated plate, and met...
Invention Cell unit. A cell unit (2) comprises: a base material (10) that defines a first surface (11) and ...
Invention Cell unit. This cell unit (2) comprises: a base material (10) that defines a first surface (13) a...
Invention Thermally conductive rubber composition. This thermally conductive rubber composition contains a ...
Invention Gasket. A gasket (1) is a gasket that is compressed to seal the space between a pair of opposing ...
Invention Curing agent for low dielectric resin, low dielectric resin composition, resin film, prepreg, met...
Invention Anti-fogging agent composition and anti-fogging article having anti-fogging film formed from said...
Invention Dust cover and sealing structure. This dust cover includes an elastic body having an annular firs...
Invention Sealing device. This sealing device comprises a reinforcement ring along an inner circumferential...
Invention Sealing device and sealing structure. A sealing device is configured to be provided between a fi...
Invention Biodegradable lubricating oil composition. Provided is a biodegradable lubricating oil compositio...
Invention Dust cover and joint mechanism. A dust cover according to the present invention is to be fixed to...
G/S Gaskets; Junctions for pipes, not of metal; Joint packings; O-rings; Washers of rubber or vulcani...
Invention Frozen composition containing nucleic acid-encapsulated lipid nanoparticles. The present inventio...
2024 Invention Humidifying membrane module for fuel cell, hollow fiber membrane for humidifying fuel cell, metho...
Invention Resin-rubber composite. 122: aluminum, R: an alkyl group having 1-8 carbon atoms, R': a methyl gr...
G/S Adhesives for industrial purposes; artificial fertilizers; chemical products for keeping fresh an...
G/S adhesives for industrial purposes; artificial fertilizers; chemical products for keeping fresh an...
G/S Metalworking machines and tools; mining machines and apparatus; construction machines and apparat...
Invention Sealing device. A sealing device 1 includes a reinforcing ring 10 and an elastic body piece 20. ...
G/S Thermal conductive paste; silicon; silicon for semiconductor; industrial silicon; fluorine; urea;...
G/S Higher fatty acids; Chemicals; Plastic adhesives not for stationery or household purposes; Plant ...
G/S Higher fatty acids for industrial purposes; Chemicals for use in industry and science; plastic ad...
Invention Sealing device. Provided is a sealing device which has high sound insulation and which applies le...
Invention Pressure regulation valve. A pressure regulation valve (1) comprises: a housing (10) that has a p...
2023 Invention Fluororubber composition. A fluororubber composition in which fluororubber is compounded with tr...
Invention Microfluidic device. A plurality of microfluidic chips are prepared in which a main chip having ...
Invention Soft contact lens having coating layer. Provided is a soft contact lens comprising: a hydrogel; ...
Invention Soft contact lens having coating layer. Provided is a soft contact lens including a hydrogel hav...
Invention Oil for cosmetic and cosmetic containing same. The invention relates to an oil agent for cosmeti...
Invention Connector and connection structure for micro fluid device. A connector includes a connector body...
Invention Flame-retardant rubber composition and gasket. Provided is a flame-retardant rubber composition ...
Invention Acetal-type releasable polyoxyethylene derivative, production method thereof and acetal-type rele...
Invention Separator integrated gasket and stacked structure including the same. Provided is a separator in...
Invention Polyolefin, plasticizer for electronic material, substrate for cosmetic preparation, cosmetic pre...
Invention Battery-cushioning member. A battery-cushioning member disposed between a first rigid body and a...
Invention Lubricating oil composition. The present invention is a lubricating oil composition containing, p...
Invention Sealing apparatus. A sealing apparatus is provided. The sealing apparatus is arranged between tw...
Invention Electrolyte sealing material. An electrolyte sealing material that is an ethylene/propylene-base...
Invention Ball joint seal structure and ferrule ring mounting method. The disclosure provides a ball joint...
Invention Torsional damper. A torsional damper having reduced radiated noise from a hub is provided. The t...
2022 Invention Container, microfluidic device, and diaphragm pump. Provided are a container with which the outf...
Invention Rubber composition. A rubber composition that includes (A) a polymer, (B) a crosslinking agent, ...
Invention Lubricant composition. An object is to provide a lubricant oil composition excellent in biodegra...
Invention Polymer for water-repellent, water-repellent composition, and water repellent-treated product. A...
Invention Battery buffering material. A battery buffering material which prevents a reaction force from in...
2021 Invention Sensitizer for immunochromatographic assays, and assay. The present invention provides a sensiti...
2017 G/S O-rings of rubber; O-rings; gaskets of rubber; gaskets; joint packings of rubber; joint packings...
G/S Gaskets; joint packings; joint packings for pipes; waterproof packings; oil seals; o-rings.
2016 G/S Rings of rubber; stuffing rings; water-tight rings; waterproof packings; joint packings; seals; ...
2013 G/S Chemical products for industrial purposes, especially polymerization catalysts for rubber and pol...
2010 G/S O-rings of rubber, o-rings of plastics, o-rings, gaskets, packings, oil seals of rubber, oil sea...
2009 G/S Rubber (raw or semi-worked).
2007 G/S Non-metal gaskets for use in vehicles, general industrial instruments, electronic devices, electr...
G/S Gaskets; junctions for pipes (not of metal); packings; oil seals; O-rings (not of metal).
1985 G/S Polyurethane rubber, fluororesin, phenolic molding materials, polymerization catalyst for rubber ...
1968 G/S Oil seals. Mechanical seals, packings, O rings, diaphragms, bellows, oil gauges, bushings, accumu...