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Yasuhisa Kuriyama

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  • Mie-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bleaching agent compositions
    • Patent number 6,159,391
    • Issue date Dec 12, 2000
    • S. C. Johnson & Son, Inc.
    • Tsuneo Kobayashi
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Processes for producing ketazine and hydrazine
    • Patent number 5,986,134
    • Issue date Nov 16, 1999
    • Mitsubishi Gas Chemical Company, Inc.
    • Yasuhisa Kuriyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Bleach product
    • Patent number 5,929,013
    • Issue date Jul 27, 1999
    • Johnson Company Ltd.
    • Yasuhisa Kuriyama
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Mold removal composition and mold bleaching method
    • Patent number 5,783,550
    • Issue date Jul 21, 1998
    • S. C. Johnson & Son, Inc.
    • Yasuhisa Kuriyama
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Preparation process of hydrazine hydrate
    • Patent number 5,744,115
    • Issue date Apr 28, 1998
    • Mitsubishi Gas Chemical Company, Inc.
    • Yasuhisa Kuriyama
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for producing a purified hydrazine hydrate
    • Patent number 4,963,232
    • Issue date Oct 16, 1990
    • Mitsubishi Gas Chemical Company, Inc.
    • Yasuhisa Kuriyama
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Scale inhibitor
    • Patent number 4,561,982
    • Issue date Dec 31, 1985
    • Mitsubishi Gas Chemical Company, Inc.
    • Yasuhisa Kuriyama
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Process for producing olefin oxides
    • Patent number 4,476,314
    • Issue date Oct 9, 1984
    • Mitsubishi Gas Chemical Co., Inc.
    • Yasuhisa Kuriyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Preparation of ketozines using organoarsenic compounds
    • Patent number 4,473,708
    • Issue date Sep 25, 1984
    • Mitsubishi Gas Chemical Company Inc.
    • Yasuhisa Kuriyama
    • C07 - ORGANIC CHEMISTRY