Idemitsu Kosan Co., Ltd.

Japan


Create a watch for Idemitsu Kosan Co., Ltd.
Total IP 4,225
Total IP incl. subs 4,420 (+ 195 for subs)
Total IP Rank # 282
IP Activity Score 4/5.0    2,107
IP Activity Rank # 320
IP AS incl. subs 3.7/5.0    2,177
Stock Symbol 50190 (tse)
ISIN JP3142500002
Market Cap. 898062124770.0  (JPY)
Industry Oil & Gas Refining & Marketing
Sector Energy
Dominant Nice Class Industrial oils and greases; lub...

Patents

Trademarks

1,520 35
13 29
2,568 55
5
 
Last Patent 2026 - Organic electroluminescent eleme...
First Patent 1974 - Process for the preparation of p...
Last Trademark 2026 - IDEMITSU URETECH
First Trademark 1987 - MAGICTOP

Subsidiaries

2 subsidiaries with IP (186 patents, 9 trademarks)

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2026 Invention Organic electroluminescent element and electronic device. An organic electroluminescence device ...
Invention Organic electroluminescent element emitting light at high luminous efficiency and electronic devi...
G/S Solid lubricants for industrial purposes; lubricants, namely, motor vehicle lubricants, lubricant...
G/S Solid lubricants; lubricants; fuels; industrial oils; industrial greases; lubricating oils; engi...
Invention Positive electrode composite material. The present invention relates to a positive electrode comp...
Invention Organic electroluminescence element and electronic apparatus. An organic electroluminescence dev...
2025 Invention Process oil for rubber. Provided is a process oil for rubber, said process oil containing at leas...
Invention Process oil for rubber. Provided is a process oil for rubber, said process oil containing a terpe...
Invention Lubricating oil composition. There has been a need for development of a lubricating oil compositi...
Invention Lubricating oil composition. The present invention provides a lubricating oil composition that is...
Invention Electrical discharge machining oil composition. There has been a need for an electrical discharge...
Invention Compound, material for organic electroluminescent device, organic electroluminescent device, and ...
Invention Workpiece machining method. The present invention provides a workpiece machining method for machi...
Invention Compound, material for organic electroluminescent element, organic electroluminescent element, an...
Invention Method and apparatus for producing base oil. Provided is a method for producing a base oil, the m...
Invention Extractant, extractant composition, extraction set, extraction method, and method for regeneratin...
G/S Sulfide solid electrolytes for batteries
G/S Sulfide solid electrolytes for batteries.
Invention Electrode material. This electrode material includes: a sulfur-based active material and/or a dis...
Invention Polyformal resin, resin composition, cured product, film, coating liquid composition, prepreg, an...
Invention Compound and organic electroluminescent element using same. Provided is a compound expressed by a...
Invention Compound and organic electroluminescent element using same. A compound according to the present i...
Invention Sulfide solid electrolyte. A method for producing a sulfide solid electrolyte including an argyr...
Invention Positive electrode mixture. A positive electrode mixture comprising: a conductive additive that i...
Invention Fuel oil composition and method for producing same. Provided are: a fuel oil composition having s...
Invention Sulfide solid electrolyte production method. Provided is a sulfide solid electrolyte production m...
Invention Fuel oil composition and method for producing same. The present invention provides a fuel oil com...
Invention Organic electroluminescence device and electronic apparatus. An organic electroluminescence devi...
Invention Photoelectric conversion element, photoelectric conversion module, and paddle. A photoelectric co...
Invention Semiconductor device. A semiconductor device includes a first transistor and a second transistor...
Invention Positive electrode mixture. 11 derived by 7Li-NMR is longer than 0.23 s and shorter than 0.41 s.
Invention Battery member and method for manufacturing battery member. This battery member is a sheet-shaped...
Invention Photoelectric conversion element. A photoelectric conversion element (10) has a photoelectric con...
Invention Industrial machine control panel. An industrial machine control panel (1), which is one embodimen...
Invention Server cooling composition and server cooling system. A server cooling composition according to o...
Invention Pellet storage method and pellet storage equipment. Provided is a pellet storage method, said met...
Invention Pellet storage method and pellet storage facility. This pellet storage method includes: a deposit...
Invention Compound, organic electroluminescent element, and electronic device. The present invention relate...
Invention Production method for plant-derived isoparaffin composition, isoparaffin composition, production ...
Invention Compound, organic electroluminescent element, and electronic device. 12AAA is selected from the g...
Invention Deuterated compound production method. A deuterated compound production method for producing a de...
Invention Lubricating base oil. Provided is a lubricating base oil that contains a C28-50 ester compound (A...
G/S Solid lubricants; lubricants; fuels; industrial oils; industrial greases; lubricating greases; l...
G/S Coolants; dielectric fluids as a chemical preparation for cooling computer servers, except oils I...
G/S Coolants; dielectric fluids as a chemical preparation for cooling computer servers, except oils....
2024 G/S Measuring or testing machines and instruments; telecommunication machines and apparatus; persona...
Invention Lubricating oil composition and method of using the lubricating oil composition. Provided is a l...
G/S Solid lubricants for industrial purposes; fuel oil, motor fuel; industrial automotive oils, indus...
G/S Automotive lubricating oils; automotive lubricating greases; automotive lubricants; engine oils f...
G/S Automotive lubricating oils; automotive lubricating greases; automotive lubricants; engine oils ...
2023 Invention Production method for optical upconversion organic film, optical upconversion organic film produc...
Invention Compound, composition, solid electrolyte material, sheet for battery, battery, and method for pro...
Invention Resin composition, fiber-reinforced resin composition and molded body. A resin composition inclu...
Invention Photoelectric conversion module and manufacturing method for photoelectric conversion module. Pr...
Invention Carbon dioxide reduction electrode catalyst layer, cathode, ion exchange membrane-electrode assem...
Invention Chalcogenide perovskite. A chalcogenide perovskite having an average particle size of less than ...
Invention Sulfide solid electrolyte manufacturing method. Provided is a method for producing a sulfide sol...
Invention System for bio-oil utilization. Provided is a system for bio-oil utilization that can effectivel...
G/S Unprocessed polycarbonate plastics; Unprocessed polycarbonate plastics, namely, alloys of polycar...
Invention Compound, material for organic electroluminescence device, organic electroluminescence device, an...
2022 G/S Non-metallic minerals for building or construction; materials for making and coating roads; buil...
G/S solid lubricants for industrial purposes; fuels; industrial oils; industrial greases; lubricating...
G/S Fuels; industrial oils; industrial greases; lubricating oils; non-mineral oils and greases for i...
G/S Solid lubricants; fuels; industrial oils; industrial greases; lubricating oils; non-mineral oils...
G/S Solid lubricants for industrial purposes; fuels, namely, gasoline, kerosene, fuel oil, fuel from ...
G/S Solid lubricants for industrial purposes; fuels; industrial oils; industrial greases; lubricating...
2021 G/S Solid lubricants; fuels; industrial oils; industrial gasoline; industrial greases; lubricating o...
G/S Engine oils.
G/S Solid lubricants for industrial purposes; fuels; industrial oils; industrial gasoline; industrial...