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Seiji Ohtani

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sustained release microspheres and preparation thereof
    • Patent number 6,036,976
    • Issue date Mar 14, 2000
    • Takeda Chemical Industries, Ltd.
    • Nobuyuki Takechi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Mixing syringe
    • Patent number 5,891,087
    • Issue date Apr 6, 1999
    • Takeda Chemical Industries, Ltd.
    • Seiji Ohtani
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Prefilled syringe
    • Patent number 5,865,799
    • Issue date Feb 2, 1999
    • Takeda Chemical Industries
    • Nobuo Tanaka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Production of microspheres
    • Patent number 5,851,451
    • Issue date Dec 22, 1998
    • Takeda Chemical Industries, Ltd.
    • Nobuyuki Takechi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Prefilled syringe
    • Patent number 5,817,056
    • Issue date Oct 6, 1998
    • Takeda Chemical Industries, Ltd.
    • Nobuo Tanaka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Prefilled syringe
    • Patent number 5,605,542
    • Issue date Feb 25, 1997
    • Takeda Chemical Industries, Ltd.
    • Nobuo Tanaka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Filling apparatus
    • Patent number 5,038,839
    • Issue date Aug 13, 1991
    • Takeda Chemical Industries, Ltd.
    • Shuji Morimoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Auger feeder
    • Patent number 4,895,274
    • Issue date Jan 23, 1990
    • Takeda Chemical Industries, Ltd.
    • Shuji Morimoto
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL