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Yasuaki Ogawa
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Yokohama, JP
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last 30 patents
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Patent Grant
Novel antibiotic, BN-183B substance
Patent number
4,283,389
Issue date
Aug 11, 1981
Meiji Seika Kaisha Ltd.
Norio Ezaki
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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
Novel antibiotics derivatives and process for preparing the same
Patent number
4,103,083
Issue date
Jul 25, 1978
Meiji Seika Kaisha, Ltd.
Yasuaki Ogawa
C07 - ORGANIC CHEMISTRY