Katsuaki Ohba

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Koka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aminopyrimidine derivatives and their production and use
- Patent number 5,519,139
- Issue date May 21, 1996
- Shionogi & Co., Ltd.
- Toshikazu Ohtsuka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aminopyrimidine derivatives and their production and use
- Patent number 5,439,911
- Issue date Aug 8, 1995
- Shionogi & Co., Ltd.
- Toshikazu Ohtsuka
- C07 - ORGANIC CHEMISTRY