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Haruko Kawaguchi

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  • Tochigi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disposable diaper
    • Patent number 6,451,000
    • Issue date Sep 17, 2002
    • Kao Corporation
    • Toru Hayase
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diaper with a mechanical fastener and an adhesive tab fo...
    • Patent number 6,007,527
    • Issue date Dec 28, 1999
    • Kao Corporation
    • Haruko Kawaguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Shorts type disposable diaper
    • Patent number 5,836,931
    • Issue date Nov 17, 1998
    • Kao Corporation
    • Harumitsu Toyoda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Shorts type disposable diaper
    • Patent number 5,735,839
    • Issue date Apr 7, 1998
    • Kao Corporation
    • Haruko Kawaguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diaper
    • Patent number 5,449,353
    • Issue date Sep 12, 1995
    • Kao Corporation
    • Hisanori Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diapers
    • Patent number 5,415,649
    • Issue date May 16, 1995
    • Kao Corporation
    • Hisanori Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    Disposable diaper
    • Publication number 20020177836
    • Publication date Nov 28, 2002
    • Kao Corporation.
    • Toru Hayase
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE