Rika Obata

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
4'-demethylepipodophyllotoxin glycosides
- Patent number 5,081,234
- Issue date Jan 14, 1992
- Bristol-Myers Squibb Co.
- Takeshi Ohnuma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acylated derivatives of etoposide
- Patent number 5,036,055
- Issue date Jul 30, 1991
- Bristol-Myers Company
- Takeshi Ohnuma
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Cyclic Isodityrosine Derivatives
- Publication number 20080318842
- Publication date Dec 25, 2008
- Shigeru Nishiyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE