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Isao Hagiwara
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for activating hydrogenation catalyst and method for produci...
Patent number
7,833,510
Issue date
Nov 16, 2010
Mitsubishi Gas Chemical Compayn, Inc.
Hiroshi Hasegawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing hydrogen peroxide
Patent number
7,601,323
Issue date
Oct 13, 2009
Mitsubishi Gas Chemical Company, Inc.
Hisashi Sakaitani
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Photosensitive resin
Patent number
6,524,769
Issue date
Feb 25, 2003
Mitsubishi Gas Chemical Company, Inc.
Kenji Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photosensitive resin and photosensitive resin composition
Patent number
6,395,452
Issue date
May 28, 2002
Mitsubishi Gas Chemical Company, Inc.
Kenji Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methylthiophenol derivatives and p-methylthiophenyl chloroformates...
Patent number
5,187,311
Issue date
Feb 16, 1993
Mitsubishi Gas Chemical Company, Inc.
Mutsuhiko Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of sulfonium compounds
Patent number
5,149,857
Issue date
Sep 22, 1992
Mitsubishi Gas Chemical Company, Inc.
Mutsuhiko Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of sulfonium compounds and novel methylthiph...
Patent number
5,075,476
Issue date
Dec 24, 1991
Mitsubishi Gas Chemical Company, Inc.
Mutsuhiko Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of sulfonium compounds
Patent number
5,021,197
Issue date
Jun 4, 1991
Mitsubishi Gas Chemical Company, Inc.
Mutsuhiko Takeda
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Process for Hydrogen Peroxide Production Including Step for Regener...
Publication number
20090169469
Publication date
Jul 2, 2009
Mitsubishi Gas Chemical Co., Inc.
Hisashi Sakaitani
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for producing regeneration catalyst for working solution usa...
Publication number
20090018013
Publication date
Jan 15, 2009
MITSUBISHI GAS CHEMICAL COMPANY INC.
Hiroshi Hasegawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for producing hydrogen peroxide
Publication number
20080213164
Publication date
Sep 4, 2008
MITSUBISHI GAS CHEMICAL COMPANY, INC.
Hisashi Sakaitani
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Method for activating hydrogenation catalyst and method for produci...
Publication number
20080170985
Publication date
Jul 17, 2008
MITSUBISHI GAS CHEMICAL COMPANY, INC.
Hiroshi Hasegawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL