Yasushi Okumura

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
DNA coding for enzyme capable of acylating the 4"-position of macro...
- Patent number 5,240,849
- Issue date Aug 31, 1993
- Sanraku Incorporated
- Akira Arisawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antibiotics, neoviridogriseins, and their method of production
- Patent number 4,536,397
- Issue date Aug 20, 1985
- Sanraku-Ocean Co., Ltd.
- Yasushi Okumura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Antibiotics, neoviridogriseins, and their method of production
- Patent number 4,456,592
- Issue date Jun 26, 1984
- Sanraku-Ocean Co.
- Yasushi Okumura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Antibiotics and derivatives thereof having .beta.-lactamase inhibit...
- Patent number 4,368,203
- Issue date Jan 11, 1983
- Sanraku-Ocean Co., Ltd.
- Kazuhiko Okamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Streptomyces culture
- Patent number 4,355,112
- Issue date Oct 19, 1982
- Sanraku-Ocean Co., Ltd.
- Yasushi Okumura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Antibiotic PS-5 and derivatives having .beta.-lactamase inhibitory...
- Patent number 4,318,916
- Issue date Mar 9, 1982
- Sanraku-Ocean Co., Ltd.
- Kazuhiko Okamura
- C07 - ORGANIC CHEMISTRY