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Yuuichi Fujii
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Ichihara-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Porous polyimide membrane and process for production thereof
Patent number
8,980,421
Issue date
Mar 17, 2015
UBE Industries, Ltd.
Shyusei Ohya
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Metal-supported porous carbon film, fuel cell electrode and fuel ce...
Patent number
7,468,340
Issue date
Dec 23, 2008
Ube Industries, Ltd.
Shyusei Ohya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Polyimide porous film
Patent number
6,565,962
Issue date
May 20, 2003
Ube Industries, Ltd.
Shyusei Ohya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
POROUS POLYIMIDE MEMBRANE AND PROCESS FOR PRODUCTION THEREOF
Publication number
20130045355
Publication date
Feb 21, 2013
Ube Industries, Ltd.
Shyusei Ohya
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Electrode base material for fuel cell
Publication number
20070082805
Publication date
Apr 12, 2007
Ube Industries, Ltd.
Shyusei Ohya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Metal-supported porous carbon film, fuel cell electrode and fuel ce...
Publication number
20070077460
Publication date
Apr 5, 2007
Shyusei Ohya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Polymer electrolyte solution for manufacturing electrode for fuel cell
Publication number
20040265676
Publication date
Dec 30, 2004
Jun Takagi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Polyimide porous film
Publication number
20030018094
Publication date
Jan 23, 2003
Ube Industries, Ltd.
Shyusei Ohya
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Electrode base material for fuel cell
Publication number
20020132159
Publication date
Sep 19, 2002
UBE INDUSTRIES, LTD.
Shyusei Ohya
H01 - BASIC ELECTRIC ELEMENTS