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Rika Obata
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Kamakura, JP
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last 30 patents
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Patent Grant
4'-demethylepipodophyllotoxin glycosides
Patent number
5,081,234
Issue date
Jan 14, 1992
Bristol-Myers Squibb Co.
Takeshi Ohnuma
C07 - ORGANIC CHEMISTRY
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Patent Grant
Acylated derivatives of etoposide
Patent number
5,036,055
Issue date
Jul 30, 1991
Bristol-Myers Company
Takeshi Ohnuma
C07 - ORGANIC CHEMISTRY
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last 30 patents
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Patent Application
Cyclic Isodityrosine Derivatives
Publication number
20080318842
Publication date
Dec 25, 2008
Shigeru Nishiyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE