Toshiyasu Ishimaru

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Kawanishi, JP

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Patents Grantslast 30 patents

Information Patent Grant
3-(3,3,3-trifluoropropenyl) cephalosporins
- Patent number 4,687,769
- Issue date Aug 18, 1987
- Meiji Seika Kaisha, Ltd.
- Yuichi Yamamoto
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Acylation of 7-aminocephalosporanic acids
- Patent number 4,179,557
- Issue date Dec 18, 1979
- President of Osaka University
- Toshiyasu Ishimaru
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing cephalosporanic acid derivatives
- Patent number 4,175,185
- Issue date Nov 20, 1979
- Meiji Seika Kaisha Ltd.
- Shigeo Seki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-protected amino compounds
- Patent number 4,123,611
- Issue date Oct 31, 1978
- President of Osaka University
- Toshiyasu Ishimaru
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7[2(2,3 Dioxopiperazin-1-yl-carbonylamino)substituted 2 phenylaceta...
- Patent number 4,103,008
- Issue date Jul 25, 1978
- Ishimaru Toshiyasu
- C07 - ORGANIC CHEMISTRY