Katsumasa MATSUMOTO

Person

Chiyoda-ku, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ni-plated steel sheet and manufacturing method thereof
- Patent number 11,981,108
- Issue date May 14, 2024
- Nippon Steel Corporation
- Yasuto Goto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Catalyst-carrier carbon material, solid-polymer fuel cell catalyst,...
- Patent number 10,886,539
- Issue date Jan 5, 2021
- NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
- Takashi Iijima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Support carbon material and catalyst for solid polymer type fuel ce...
- Patent number 10,103,398
- Issue date Oct 16, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Shinya Furukawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Supporting carbon material for solid polymer fuel cell and catalyst...
- Patent number 10,096,837
- Issue date Oct 9, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Takashi Iijima
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Carbon support material for solid polymer type fuel cell use and me...
- Patent number 10,003,085
- Issue date Jun 19, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Katsumasa Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SURFACE-TREATED STEEL SHEET
- Publication number 20240167184
- Publication date May 23, 2024
- NIPPON STEEL CORPORATION
- Kosuke KAWAMOTO
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Ni-PLATED STEEL SHEET AND MANUFACTURING METHOD THEREOF
- Publication number 20230072743
- Publication date Mar 9, 2023
- NIPPON STEEL CORPORATION
- Yasuto GOTO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SUPPORT CARBON MATERIAL AND CATALYST FOR SOLID POLYMER TYPE FUEL CE...
- Publication number 20180123154
- Publication date May 3, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Shinya FURUKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CATALYST-CARRIER CARBON MATERIAL, SOLID-POLYMER FUEL CELL CATALYST,...
- Publication number 20180069247
- Publication date Mar 8, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Takashi IIJIMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SUPPORTING CARBON MATERIAL FOR SOLID POLYMER FUEL CELL AND CATALYST...
- Publication number 20170194652
- Publication date Jul 6, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Takashi IIJIMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON SUPPORT MATERIAL FOR SOLID POLYMER TYPE FUEL CELL USE AND ME...
- Publication number 20160329571
- Publication date Nov 10, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Katsumasa MATSUMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON MATERIAL FOR CATALYST SUPPORT USE
- Publication number 20150352522
- Publication date Dec 10, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kazuhiko MIZUUCHI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Katsumasa MATSUMOTO

Person

Patents Grantslast 30 patents

Ni-plated steel sheet and manufacturing method thereof

Catalyst-carrier carbon material, solid-polymer fuel cell catalyst,...

Support carbon material and catalyst for solid polymer type fuel ce...

Supporting carbon material for solid polymer fuel cell and catalyst...

Carbon support material for solid polymer type fuel cell use and me...

Patents Applicationslast 30 patents

SURFACE-TREATED STEEL SHEET

Ni-PLATED STEEL SHEET AND MANUFACTURING METHOD THEREOF

SUPPORT CARBON MATERIAL AND CATALYST FOR SOLID POLYMER TYPE FUEL CE...

CATALYST-CARRIER CARBON MATERIAL, SOLID-POLYMER FUEL CELL CATALYST,...

SUPPORTING CARBON MATERIAL FOR SOLID POLYMER FUEL CELL AND CATALYST...

CARBON SUPPORT MATERIAL FOR SOLID POLYMER TYPE FUEL CELL USE AND ME...

CARBON MATERIAL FOR CATALYST SUPPORT USE