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Tetsuo Yamanaka
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Ichihara-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of separating stereoisomers of dicarboxylic acid having norb...
Patent number
7,700,802
Issue date
Apr 20, 2010
Hitachi Chemical Co., Ltd.
Toru Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Low-hygroscopicity low-birefringence resin compositions, molding ma...
Patent number
6,900,273
Issue date
May 31, 2005
Hitachi Chemical Co., Ltd.
Yukihiko Yamashita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Method of separating stereoisomers of dicarboxylic acid having norb...
Publication number
20070142668
Publication date
Jun 21, 2007
HITACHI CHEMICAL CO., Ltd.
Tooru Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Film for optical component, winding laminate of film, optical compo...
Publication number
20060104188
Publication date
May 18, 2006
Yukihiko Yamashita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Low-hygroscopicity low-birefringence resin compositions, molding ma...
Publication number
20040220342
Publication date
Nov 4, 2004
Yukihiko Yamashita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...