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Tadakazu Tokumura
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Ibaraki, JP
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last 30 patents
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Patent Grant
Quinazoline derivatives
Patent number
5,801,180
Issue date
Sep 1, 1998
Eisai Co., Ltd.
Yasutaka Takase
C07 - ORGANIC CHEMISTRY
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Patent Grant
Benzimidazoles for ischemic heart conditions
Patent number
5,693,652
Issue date
Dec 2, 1997
Eisai Co., Ltd.
Yasutaka Takase
C07 - ORGANIC CHEMISTRY
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Patent Grant
Anti-ischemic 2,4-diaminoquinazolines
Patent number
5,576,322
Issue date
Nov 19, 1996
Eisai Co., Ltd.
Yasutaka Takase
C07 - ORGANIC CHEMISTRY