Tokai Carbon Co., Ltd.

Japan


 
Total IP 102
Total IP incl. subs 118 (+ 16 for subs)
Total IP Rank # 12,800
IP Activity Score 2.7/5.0    61
IP Activity Rank # 11,787
Stock Symbol
ISIN JP3560800009
Market Cap. 255760309248.0  (JPY)
Industry Specialty Chemicals
Sector Basic Materials
Dominant Nice Class Chemical and biological material...

Patents

Trademarks

22 5
0 5
68 2
0
 
Last Patent 2025 - Method for producing carbon blac...
First Patent 1983 - Process for preparing silicon ca...
Last Trademark 2024 - TOKAI CARBON
First Trademark 1990 - TOKABLACK

Subsidiaries

3 subsidiaries with IP (2 patents, 14 trademarks)

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 G/S Carbon black for industrial purposes; carbon; silicon carbide; carbides; chemical intensifiers fo...
Invention Method for producing carbon black and reaction furnace for producing carbon black. 22) discharged...
2023 Invention Sic molded article and method for manufacturing sic molded article. The purpose of the present di...
Invention Conductive carbon black, manufacturing method for conductive carbon black, and conductive materia...
Invention Method for producing modified recycled carbon black and modified recycled carbon black. This meth...
Invention Modified recycled carbon black, method for producing modified recycled carbon black, and rubber c...
Invention Polycrystalline sic molded article, and method for producing same. 200, a 311, a 111 and a 220200...
Invention Polycrystalline sic molded article and method for producing same. The present invention provides:...
Invention Polycrystalline sic molded article and method for producing same. The present invention addresse...
Invention Polycrystalline sic molded article and method for producing same. The present invention addresses...
Invention Sintered metal friction material, and method for manufacturing same. The present invention addres...
2022 Invention Wafer lift pin and sic film-coated glassy carbon material. A wafer lift pin for lifting a silicon...
Invention Carbon black, method for producing carbon black, and rubber composition to which said carbon blac...
Invention Polycrystalline sic molded body. A polycrystalline SiC molded body comprising a first structure a...
Invention Aqueous carbon black dispersion for electroconductive coating materials, and method for producing...
Invention Carbon black, and method for producing carbon black. To provide carbon black that further improve...
Invention Polycrystalline sic compact and method for manufacturing the same. Provided are a polycrystallin...
Invention Polycrystalline sic molded body and method for manufacturing same. Provided is a polycrystalline ...
Invention Friction material for brakes, and brake pad. This friction material for brakes is used when a veh...
2021 Invention Negative electrode material for lithium ion secondary batteries, and method for producing negativ...
Invention Graphite electrode, electric furnace. A graphite electrode includes a pole having a socket in an...
Invention Graphite electrode and electric furnace. A graphite electrode comprises a pole having a internall...
Invention Carbon black and method for producing carbon black. −1.
Invention Carbon black, and method for producing carbon black. 22SA) of 25 to 60 m2/g, a DBP absorption amo...
Invention Negative electrode material for lithium ion secondary batteries and method for producing negative...
Invention Negative electrode material for lithium ion secondary batteries, method for producing negative el...
Invention Negative electrode material for lithium ion secondary battery, method for manufacturing negative ...
2020 Invention Polycrystalline sic article and method for manufacturing same. Provided is a polycrystalline SiC...
Invention Polycrystalline sic article. Provided is a polycrystalline SiC molded body wherein the resistivi...
Invention Polycrystalline sic molded body. Provided is a polycrystalline SiC molded body wherein the resist...
Invention Polycrystalline sic molded body. A polycrystalline SiC molded body according to the present inven...
Invention Carbon black, method for producing carbon black, and rubber composition. 2/g), and when a nuclear...
Invention Carbon black, method for producing carbon black, and rubber composition. Provided is a carbon bla...
2019 Invention Aqueous dispersion, method for producing aqueous dispersion, aqueous inkjet ink composition, cera...
2018 Invention Negative electrode material for lithium-ion secondary battery and method for producing negative e...
Invention Negative electrode material for lithium ion secondary battery, and method of manufacturing negati...
G/S Carbon black for industrial purposes; carbon; silicon carbide for use as a raw material in the ma...
G/S Carbon black for industrial purposes; carbon; silicon carbide; carbides; chemical intensifiers f...
G/S Carbon black for industrial purposes; carbon compounds; powdered carbon in the form of a non-meta...
2017 Invention Sintered metal friction material. The present invention provides a sintered metal friction materi...
Invention Sintered metal friction material. Provided is a sintered metal friction material which has except...
2016 Invention Carbon black, method for producing carbon black, and rubber composition. It is intended to provid...
Invention Carbon black, carbon black production method, and rubber composition. The present invention provi...
Invention Method for producing water dispersion of oxidized carbon black particles. Provided is a method f...
Invention Method for producing oxidized carbon black aqueous dispersion, and method for producing oxidized ...
Invention Process for producing aqueous dispersion of oxidized carbon black particles. Provided is a proces...
Invention Method for manufacturing aqueous dispersion of oxidized carbon black, and method for manufacturin...
2014 Invention Separator for fuel cells and method for manufacturing separator for fuel cells. Provided is a sep...
Invention Carbon black and rubber composition. A novel carbon black can improve rubber properties (e.g., d...
Invention Carbon black and rubber composition. Provided is a completely novel carbon black whereby rubber c...
2013 Invention Hydraulic rotary machine. A sliding layer (21) of a sintered copper alloy is formed on a sliding...
Invention Carbon black, method for producing carbon black, and rubber composition. Carbon black is used as ...
2012 G/S Graphite electrodes for use in electric arc furnaces;
1990 G/S carbon black for use as a coloring agent in the manufacture of a variety of products such as tire...
G/S pigments; namely, carbon blacks used in the manufacture or processing of plastics, rubbers, inks,...