Bunji Shimizu

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing 7-methoxycephalosporin compounds
- Patent number 4,051,129
- Issue date Sep 27, 1977
- Sankyo Company Limited
- Bunji Shimizu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives
- Patent number 4,007,177
- Issue date Feb 8, 1977
- Sankyo Company Limited
- Hideo Nakao
- C07 - ORGANIC CHEMISTRY