Shoji Ryu

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Patents Grantslast 30 patents

Information Patent Grant
Benzo[b,f]thiepan derivitives
- Patent number 4,228,284
- Issue date Oct 14, 1980
- Nippon Chemiphar Company, Limited
- Shigeru Yamabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzo[b,f]thiepin derivatives and process for producing the same
- Patent number 4,166,127
- Issue date Aug 28, 1979
- Nippon Chemiphar Co., Ltd.
- Shigeru Yamabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzo[b,f]thiepin derivatives
- Patent number 4,101,667
- Issue date Jul 18, 1978
- Nippon Chemiphar Co., Ltd.
- Shigeru Yamabe
- C07 - ORGANIC CHEMISTRY