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Ikuko Umezawa

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  • Kobe-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shoe
    • Patent number 7,712,231
    • Issue date May 11, 2010
    • SRI Sports Limited
    • Ikuko Umezawa
    • A43 - FOOTWEAR
  • Information Patent Grant

    Shoes
    • Patent number 6,793,996
    • Issue date Sep 21, 2004
    • Sumitomo Rubber Industries, Ltd.
    • Ikuko Umezawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Outsole of shoes
    • Patent number 6,335,392
    • Issue date Jan 1, 2002
    • Sumitomo Rubber Industries, Ltd.
    • Ikuko Umezawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Shoe
    • Publication number 20070107258
    • Publication date May 17, 2007
    • SRI Sports Limited
    • Ikuko Umezawa
    • A43 - FOOTWEAR
  • Information Patent Application

    Shoe outsole
    • Publication number 20030201563
    • Publication date Oct 30, 2003
    • Sumitomo Rubber Industries, Ltd.
    • Ikuko Umezawa
    • A43 - FOOTWEAR
  • Information Patent Application

    Shoe outsole
    • Publication number 20020054970
    • Publication date May 9, 2002
    • Ikuko Umezawa
    • A43 - FOOTWEAR
  • Information Patent Application

    Shoe outsole
    • Publication number 20020025395
    • Publication date Feb 28, 2002
    • Ikuko Umezawa
    • A43 - FOOTWEAR
  • Information Patent Application

    Shoe outsole
    • Publication number 20020017038
    • Publication date Feb 14, 2002
    • Ikuko Umezawa
    • A43 - FOOTWEAR