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Toshikazu Dewa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Benzimidazole derivative
Patent number
6,242,445
Issue date
Jun 5, 2001
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aromatic compound and pharmaceutical composition
Patent number
5,863,913
Issue date
Jan 26, 1999
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzene derivatives and pharmaceutical composition
Patent number
5,739,131
Issue date
Apr 14, 1998
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzene derivatives and pharmaceutical composition
Patent number
5,731,310
Issue date
Mar 24, 1998
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzene derivatives and pharmaceutical composition
Patent number
5,696,118
Issue date
Dec 9, 1997
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzimidazolesulfonamide derivatives and pharmaceutical composition
Patent number
5,637,586
Issue date
Jun 10, 1997
Kureha Chemical Industry Co., Ltd.
Mikiro Yanaka
C07 - ORGANIC CHEMISTRY