NOK Corporation

Japan


Create a watch for NOK Corporation
Total IP 2,220
Total IP incl. subs 2,431 (+ 234 for subs)
Total IP Rank # 586
IP Activity Score 3.7/5.0    1,232
IP Activity Rank # 601
IP AS incl. subs 3.4/5.0    1,274
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

803 0
0 6
1,393 10
8
 
Last Patent 2025 - Sealing device
First Patent 1982 - Shock absorber
Last Trademark 2025 - EST
First Trademark 1968 - NOK

Subsidiaries

6 subsidiaries with IP (230 patents, 4 trademarks)

4 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Sealing device. This sealing device comprises a reinforcement ring along an inner circumferential...
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 Sunscreen composition. The sunscreen composition contains 2-51 mass% of a component (A), 9-80 mas...
Invention Vibration structure, passive radiator, and sound absorption structure. A vibration structure (1) ...
Invention Flow path device and method for manufacturing same. A flow path device (1) is provided with: a ba...
Invention Additive for cmp, and cmp composition containing same. Provided is an additive for CMP, which con...
Invention Polyether-modified organopolysiloxane. [Problem] The purpose of the present invention is to provi...
Invention Sunscreen cosmetic. akmaakk is 10-75 parts by mass.)
Invention Acetal-type releasable polyoxyethylene derivative containing amino group, method for producing sa...
Invention Ketal-type releasable polyoxyethylene derivative, production method thereof and ketal-type releas...
Invention Rubber composition. The problem addressed by the present application is to provide a rubber compo...
Invention Shock-absorbing stopper. This shock-absorbing stopper is disposed between a flange part having a ...
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 Pressure regulation valve. A pressure regulation valve (1) comprises: a housing (10) that has a p...
2023 Invention Gasket and sealing structure. An annular gasket made of elastomer contacts with an inner periphe...
Invention Flame-retardant rubber composition and gasket. Provided is a flame-retardant rubber composition ...
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 Lubricating oil composition. The present invention is a lubricating oil composition containing, ...
Invention Sealing apparatus. A sealing apparatus is provided. The sealing apparatus is arranged between tw...
Invention Copolymer and contact lens treatment solution. Provided is a copolymer that imparts hydrophilici...
Invention Cationic lipid having disulfide bond, lipid membrane structure including same, nucleic acid intro...
Invention Method for producing aryl ester-containing carboxylic acid and method for producing cationic lipi...
Invention Method for producing nucleic acid-encapsulated lipid nanoparticles, method for producing pharmace...
Invention Lipid nanoparticles for delivering nucleic acid to peripheral blood mononuclear cells, and method...
Invention Method for producing polyethylene glycol derivative. A crude polyethylene glycol derivative cont...
Invention Heat dissipation substrate, heat dissipation circuit board, heat dissipation member, and method f...
Invention Method for producing polyoxyethylene derivative, method for quantitating polyoxyethylene compound...
Invention Method for producing active carbonic acid ester of polyethylene glycol, and active carbonic acid ...
Invention Electrolyte sealing material. An electrolyte sealing material that is an ethylene/propylene-base...
Invention White blood cell capturing device. The present invention addresses the problem of providing a wh...
Invention Dust cover and ball joint. A dust cover includes a cover, a cylinder including a first end in a ...
Invention Ball joint seal structure and ferrule ring mounting method. The disclosure provides a ball joint...
Invention Sealing device. A sealing device is arranged between two relatively displaceable members contain...
Invention Cushioning stopper. A cushioning stopper includes a ring shaped elastic body that is mountable i...
Invention Ultrasonic probe and method for manufacturing ultrasonic probe. An ultrasonic probe includes at ...
Invention Torsional damper. A torsional damper having reduced radiated noise from a hub is provided. The t...
2022 Invention Torsional damper. A torsional damper is provided having a hub in which a boss adapted to be fixed...
Invention Container, microfluidic device, and diaphragm pump. Provided are a container with which the outf...
Invention Rubber product, test jig and test device for sealing member, and leakage detection member. A rub...
Invention Polymer for water-repellent, water-repellent composition, and water repellent-treated product. A...
Invention Antifogging agent composition, and antifogging article. An antifogging agent composition which c...
Invention Nucleic acid amplification promoter and test method using same. The present invention provides a...
Invention Lipid nanoparticles used to transport nucleic acids into lymphatic endothelium cells. The presen...
Invention Gasket. A gasket (1) includes a body portion (10) in an annular shape having a basal surface (11...
Invention Pressure-regulating valve for power storage module. A pressure-regulating valve for a power stor...
Invention Zinc carboxylate salt for production of semiconductor nanoparticle. A zinc carboxylate salt used...
Invention Pressure-regulating valve for power storage module and power storage unit. A pressure-regulating...
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).
2006 G/S Metalworking machines and tools; mining machines and apparatus; construction machines and appara...
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...