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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Oxygen reduction catalyst
Patent number
10,658,676
Issue date
May 19, 2020
Showa Denko K.K.
Kunchan Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Oxygen reduction catalyst and production method therefor
Patent number
10,050,282
Issue date
Aug 14, 2018
National University Corporation Yokohama National University
Kenichiro Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor material, optical hydrogen generating device using sa...
Patent number
9,630,169
Issue date
Apr 25, 2017
Panasonic Corporation
Kazuhito Hato
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst, production process therefor, and use thereof
Patent number
9,190,670
Issue date
Nov 17, 2015
Showa Denko K.K.
Yasuaki Wakizaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for producing fuel cell electrode catalyst, process for pro...
Patent number
9,136,541
Issue date
Sep 15, 2015
Showa Denko K.K.
Kunchan Lee
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing fuel cell electrode catalyst, process for pro...
Patent number
9,083,051
Issue date
Jul 14, 2015
Showa Denko K.K.
Kunchan Lee
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst, production process therefor and use thereof
Patent number
9,048,499
Issue date
Jun 2, 2015
Showa Denko K.K.
Yasuaki Wakizaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Catalyst for fuel cell and polymer electrolyte fuel cell using the...
Patent number
8,716,167
Issue date
May 6, 2014
Showa Denko K.K.
Toshikazu Shishikura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for producing fuel cell catalyst, fuel cell catalyst obtain...
Patent number
8,404,610
Issue date
Mar 26, 2013
Showa Denko K.K.
Yasuaki Wakizaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Corrosion resistant metal oxide electrode catalyst for oxygen reduc...
Patent number
7,919,215
Issue date
Apr 5, 2011
Japan Science and Technology Agency
Kenichiro Ota
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Metal oxynitride electrode catalyst
Patent number
7,670,712
Issue date
Mar 2, 2010
Japan Science and Technology Agency
Kenichiro Ota
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
OXYGEN REDUCTION CATALYST
Publication number
20200406241
Publication date
Dec 31, 2020
SHOWA DENKO K.K.
Kunchan LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OXYGEN REDUCTION CATALYST
Publication number
20190386319
Publication date
Dec 19, 2019
SHOWA DENKO K.K.
Kunchan LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Oxygen Reduction Catalyst And Production Method Therefor
Publication number
20170098830
Publication date
Apr 6, 2017
NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITY
Kenichiro Ota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING DISPERSION LIQUID FOR ELECTRODE CATALYST, D...
Publication number
20140308592
Publication date
Oct 16, 2014
Sumitomo Chemical Company, Limited
Hajime Maki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR MATERIAL, OPTICAL HYDROGEN GENERATING DEVICE USING SA...
Publication number
20140224665
Publication date
Aug 14, 2014
PANASONIC CORPORATION
Kazuhito Hato
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
ELECTRODE CATALYST
Publication number
20130192985
Publication date
Aug 1, 2013
NEC Corporation
Takeshi Hattori
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR PRODUCING FUEL CELL CATALYST, FUEL CELL CATALYST, AND US...
Publication number
20130115542
Publication date
May 9, 2013
Showa Denko K.K.
Takuya Imai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PRODUCING FUEL CELL ELECTRODE CATALYST, PROCESS FOR PRO...
Publication number
20120315568
Publication date
Dec 13, 2012
Showa Denko K.K.
Kunchan Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INK, FUEL CELL CATALYST LAYER FORMED BY USING THE INK AND USES THEREOF
Publication number
20120258381
Publication date
Oct 11, 2012
Showa Denko K.K.
Takuya Imai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PROCESS FOR PRODUCING FUEL CELL CATALYST, FUEL CELL CATALYST OBTAIN...
Publication number
20120115064
Publication date
May 10, 2012
Showa Denko K.K.
Yasuaki Wakizaka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST, PRODUCTION PROCESS THEREFOR, AND USE THEREOF
Publication number
20120094207
Publication date
Apr 19, 2012
Showa Denko K.K.
Yasuaki Wakizaka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING ELECTRODE CATALYST
Publication number
20120094825
Publication date
Apr 19, 2012
SUMITOMO CHEMICAL COMPANY, LIMITED
Takeshi Hattori
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
CATALYST FOR FUEL CELL AND POLYMER ELECTROLYTE FUEL CELL USING THE...
Publication number
20120083407
Publication date
Apr 5, 2012
Showa Denko K.K.
Toshikazu Shishikura
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF
Publication number
20120070763
Publication date
Mar 22, 2012
Showa Denko K.K.
Ryuji Monden
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST, PRODUCTION PROCESS THEREFOR AND USE THEREOF
Publication number
20120058415
Publication date
Mar 8, 2012
Showa Denko K.K.
Yasuaki Wakizaka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Metal Oxide Electrode Catalyst
Publication number
20070259267
Publication date
Nov 8, 2007
Japan Science and Technology Agency
Kenichiro Ota
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Metal oxynitride electrode catalyst
Publication number
20070128884
Publication date
Jun 7, 2007
Japan Science and Technology Agency
Kenichiro Ota
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL