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Kawaguchi, JP
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last 30 patents
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Patent Grant
N-phenyltetrahydrophthalamic acid derivatives, methods of producing...
Patent number
6,337,417
Issue date
Jan 8, 2002
Central Glass Co., Ltd.
Tetsuo Takematsu
C07 - ORGANIC CHEMISTRY
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Patent Grant
N-phenyltetrahydrophthalamic acid derivatives, methods of producing...
Patent number
5,801,122
Issue date
Sep 1, 1998
Central Glass Co., Ltd.
Tetsuo Takematsu
C07 - ORGANIC CHEMISTRY