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Takashi Shomura
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
2,3-disubstituted-4-hydroxyquinoline derivatives
Patent number
5,194,617
Issue date
Mar 16, 1993
Meiji Seika Kaisha, Ltd.
Nobuto Minowa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PF 1022 substance, method of treating helminthic parasitic infectio...
Patent number
5,116,815
Issue date
May 26, 1992
Meiji Seika Kaisha Ltd.
Masayuki Takagi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound having insecticidal activity and insecticide composition c...
Patent number
5,026,547
Issue date
Jun 25, 1991
Meiji Seika Kaisha, Ltd.
Kei-ichi Imamura
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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
Novel antitumor antibiotic substance and a method for production th...
Patent number
4,954,641
Issue date
Sep 4, 1990
Meiji Seika Kaisha, Ltd.
Yoshikazu Sato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antibiotic SF-2288 and its preparation method
Patent number
4,548,816
Issue date
Oct 22, 1985
Meiji Seika Kaisha, Ltd.
Yasumitsu Kondo
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Antiviral agents
Patent number
4,536,398
Issue date
Aug 20, 1985
Meiji Seika Kaisha Ltd.
Tatsuo Ito
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Plasmids derived from Actinomycetes
Patent number
4,460,693
Issue date
Jul 17, 1984
Meiji Seika Kaisha Ltd.
Hiromi Toyama
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Antibiotic SF-2103A substance and process for production thereof
Patent number
4,404,218
Issue date
Sep 13, 1983
Meiji Seika Kaisha Ltd.
Tatsuo Ito
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel antibiotic SF-2107 series substance and process for preparing...
Patent number
4,396,603
Issue date
Aug 2, 1983
Meiji Seika Kaisha Ltd.
Norio Ezaki
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Antibiotic substances and processes for production thereof
Patent number
4,376,778
Issue date
Mar 15, 1983
Meiji Seika Kaisha, Ltd.
Norio Ezaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Antibiotic SF-1130-x.sub.3 3 substance and production and use thereof
Patent number
4,316,894
Issue date
Feb 23, 1982
Meiji Seika Kaisha, Ltd.
Shoji Omoto
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
Process for the optical resolution of d,l-2-amino-4-methylphosphino...
Patent number
4,226,941
Issue date
Oct 7, 1980
Meiji Seika Kaisha, Ltd.
Hitoshi Goi
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
Antiviral agent and treatment of viral infections
Patent number
4,216,226
Issue date
Aug 5, 1980
Meiji Seika Kaisha, Ltd.
Harumi Fukuyasu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Substance SF-1739 derivatives, process for preparing the same and a...
Patent number
4,209,509
Issue date
Jun 24, 1980
Meiji Seika Kaisha Ltd.
Shigeharu Inouye
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 antibiotic substance SF-1540 and its derivative, and process...
Patent number
4,181,715
Issue date
Jan 1, 1980
Meiji Seika Kaisha Ltd.
Yasumitsu Kondo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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...
Information
Patent Grant
Antibiotics SF-1130-x.sub.1 and -x.sub.2 substances and production...
Patent number
4,160,026
Issue date
Jul 3, 1979
Meiji Seika Kaisha, Ltd.
Katsuyoshi Iwamatsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of maltopentaose and maltohexaose
Patent number
4,151,041
Issue date
Apr 24, 1979
Meiji Seika Kaisha, Ltd.
Katsuyoshi Iwamatsu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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