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Motowo Izawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for enantioselective hydrolysis of .alpha.-(2-amino)-phenyl...
    • Patent number 5,770,438
    • Issue date Jun 23, 1998
    • Takeda Chemical Industries, Ltd.
    • Kazuo Nakahama
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Antibiotic C-15003 PHM and production thereof
    • Patent number 4,450,234
    • Issue date May 22, 1984
    • Takeda Chemical Industries, Ltd.
    • Toru Hasegawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Maytansinoids
    • Patent number 4,364,866
    • Issue date Dec 21, 1982
    • Takeda Chemical Industries, Ltd.
    • Mitsuko Asai
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Maytansinoid compound
    • Patent number 4,362,663
    • Issue date Dec 7, 1982
    • Takeda Chemical Industries, Ltd.
    • Makoto Kida
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Fermentation process of preparing demethyl maytansinoids
    • Patent number 4,361,650
    • Issue date Nov 30, 1982
    • Takeda Chemical Industries, Ltd.
    • Mitsuko Asai
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Maytansinoids
    • Patent number 4,331,598
    • Issue date May 25, 1982
    • Takeda Chemical Industries, Ltd.
    • Toru Hasegawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Maytansinoids
    • Patent number 4,322,348
    • Issue date Mar 30, 1982
    • Takeda Chemical Industries, Ltd.
    • Mitsuko Asai
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Demethyl maytansinoids
    • Patent number 4,307,016
    • Issue date Dec 22, 1981
    • Takeda Chemical Industries, Ltd.
    • Mitsuko Asai
    • C07 - ORGANIC CHEMISTRY