Yukinari Kumazawa

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Ohmiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing unsymmetrical 1,4-dihydropyridine-3,5-dicarbox...
- Patent number 4,730,052
- Issue date Mar 8, 1988
- Taisho Pharmaceutical Co., Ltd.
- Yoshimoto Nakashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzo[.alpha.]phenazine antitumor agents
- Patent number 4,686,292
- Issue date Aug 11, 1987
- Taisho Pharmaceutical Co., Ltd.
- Yoshihiro Migita
- C07 - ORGANIC CHEMISTRY