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Yamamoto Masamitsu

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  • Kawanoe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disposable absorbent undergarment
    • Patent number 6,364,863
    • Issue date Apr 2, 2002
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diaper
    • Patent number 6,183,459
    • Issue date Feb 6, 2001
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Absorbent article of pants type
    • Patent number 5,749,865
    • Issue date May 12, 1998
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable absorbent pad
    • Patent number 5,700,256
    • Issue date Dec 23, 1997
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Absorbent padding for undergarments
    • Patent number 5,683,374
    • Issue date Nov 4, 1997
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method for making a liquid absorbent pad
    • Patent number 5,662,634
    • Issue date Sep 2, 1997
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Sanitary napkin
    • Patent number 5,618,283
    • Issue date Apr 8, 1997
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable absorbent pad
    • Patent number 5,607,416
    • Issue date Mar 4, 1997
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diaper
    • Patent number 5,584,828
    • Issue date Dec 17, 1996
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Absorbent composite panel for pet animal
    • Patent number 5,579,722
    • Issue date Dec 3, 1996
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Sanitary napkins
    • Patent number 5,447,507
    • Issue date Sep 5, 1995
    • Uni-Charm Co., Ltd.
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Flexible plastic sheet having a rib-structure
    • Patent number 5,427,838
    • Issue date Jun 27, 1995
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Sanitary napkin
    • Patent number 5,413,569
    • Issue date May 9, 1995
    • Uni-Charm Co., Ltd.
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Flexible, air-permeable plastic sheet
    • Patent number 5,399,411
    • Issue date Mar 21, 1995
    • Uni-Charm Corporation
    • Migaku Suzuki
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Body fluid absorbent article
    • Patent number 5,387,209
    • Issue date Feb 7, 1995
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Disposable diapers
    • Patent number 5,069,678
    • Issue date Dec 3, 1991
    • Uni-Charm Corporation
    • Masamitsu Yamamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Apparatus for providing sanitary goods with attachment means with r...
    • Patent number 4,969,970
    • Issue date Nov 13, 1990
    • Uni-Charm Corporation
    • Migaku Suzuki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Sanitary tampon applicator
    • Patent number 4,921,474
    • Issue date May 1, 1990
    • Uni-Charm Corporation
    • Migaku Suzuki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE