Kazunori Ohba

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sulfonyl derivatives of an antibiotic substance isolated from strep...
- Patent number 5,037,993
- Issue date Aug 6, 1991
- Meiji Seika Kaisha Ltd.
- Kazunori Ohba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain anti-tumor duocarmycin antibiotics from streptomyces
- Patent number 4,994,578
- Issue date Feb 19, 1991
- Meiji Seika Kaisha, Ltd.
- Kazunori Ohba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antibiotic SF-2052 substance and production and use thereof
- Patent number 4,242,327
- Issue date Dec 30, 1980
- Meiji Seika Kaisha, Ltd.
- Kazunori Ohba
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Antibiotics SF-2050 and SF-2050B substances and production and use...
- Patent number 4,220,639
- Issue date Sep 2, 1980
- Meiji Seika Kaisha, Ltd.
- Kazunori Ohba
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Antibiotic SF-1942 substance and process for production of the same
- Patent number 4,202,886
- Issue date May 13, 1980
- Meiji Seika Kaisha, Ltd.
- Kazunori Ohba
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Antibiotics SF-1771 substance and SF-1771-B substance as well as th...
- Patent number 4,169,140
- Issue date Sep 25, 1979
- Meiji Seika Kaisha, Ltd.
- Kazunori Ohba
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...