Takayuki Tomizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oxetanocins
- Patent number 5,214,048
- Issue date May 25, 1993
- Nippon Kayaku Kabushiki Kaisha
- Nobuyoshi Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel antibiotic NK84-0218 and process for the production of the same
- Patent number 4,904,585
- Issue date Feb 27, 1990
- Nippon Kayaku Kabushiki Kaisha
- Nobuyoshi Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purine derivative
- Patent number 4,845,215
- Issue date Jul 4, 1989
- Nippon Kayaku Kabushiki Kaisha
- Nobuyoshi Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antibiotic derivative of adenine
- Patent number 4,743,689
- Issue date May 10, 1988
- Nippon Kayaku Kabushiki Kaisha
- Nobuyoshi Shimada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Artificial carrier for immobilization of biological proteins
- Patent number 4,416,813
- Issue date Nov 22, 1983
- Fujizoki Pharmaceutical Co. Ltd.
- Mikio Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY