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Kenzo Ishizuka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Antibiotic compositions
    • Patent number 4,241,057
    • Issue date Dec 23, 1980
    • Takeda Chemical Industries, Ltd.
    • Kenzo Ishizuka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Antibiotic compositions
    • Patent number 4,161,527
    • Issue date Jul 17, 1979
    • Takeda Chemical Industries, Ltd.
    • Kenzo Ishizuka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE