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Mitsuyoshi Yasumoto
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Fukuoka, JP
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Patents Grants
last 30 patents
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Patent Grant
Benzoxazine compounds and pharmaceutical use thereof
Patent number
4,892,872
Issue date
Jan 9, 1990
Yoshitomi Pharmaceutical Industries, Ltd.
Tetsuya Tahara
C07 - ORGANIC CHEMISTRY
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Patent Grant
Purine derivative and pharmaceutical composition
Patent number
4,728,644
Issue date
Mar 1, 1988
Yoshitomi Pharmaceutical Industries, Ltd.
Hiroshi Yuki
C07 - ORGANIC CHEMISTRY
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Patent Grant
Thienylthiazole compounds
Patent number
4,720,493
Issue date
Jan 19, 1988
Yoshitomi Pharmaceutical Industries, Ltd.
Takeshi Kawakita
C07 - ORGANIC CHEMISTRY