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Yoichi Ishibashi

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  • Wakayama-city, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Paper bulking promoter
    • Patent number 7,297,229
    • Issue date Nov 20, 2007
    • Kao Corporation
    • Yasushi Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper bulking promoter
    • Patent number 6,599,392
    • Issue date Jul 29, 2003
    • Kao Corporation
    • Takaaki Tadokoro
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper bulking promoter
    • Patent number 6,576,085
    • Issue date Jun 10, 2003
    • Kao Corporation
    • Yasushi Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper bulking promoter
    • Patent number 6,346,169
    • Issue date Feb 12, 2002
    • Kao Corporation
    • Yasushi Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for deinking
    • Patent number 6,077,389
    • Issue date Jun 20, 2000
    • Kao Corporation
    • Minoru Sawai
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Wastepaper reclaiming deinking agent
    • Patent number 5,880,077
    • Issue date Mar 9, 1999
    • High Point Chemical Corporation
    • Yoichi Ishibashi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for deinking wastepaper
    • Patent number 5,643,409
    • Issue date Jul 1, 1997
    • Kao Corporation
    • Koji Hamaguchi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Deinking composition and deinking method
    • Patent number 5,585,339
    • Issue date Dec 17, 1996
    • Kao Corporation
    • Koji Hamaguchi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Deinking method
    • Patent number 5,302,243
    • Issue date Apr 12, 1994
    • Kao Corporation
    • Yoichi Ishibashi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Deinking method and deinking composition
    • Patent number 5,288,369
    • Issue date Feb 22, 1994
    • Kao Corporation
    • Yoichi Ishibashi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Deinking composition
    • Patent number 5,282,928
    • Issue date Feb 1, 1994
    • Kao Corporation
    • Hiromichi Takahashi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

  • Information Patent Application

    Paper bulking promoter
    • Publication number 20030201084
    • Publication date Oct 30, 2003
    • Kao Corporation.
    • Yasushi Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Method for manufacturing honeycomb structure
    • Publication number 20030189269
    • Publication date Oct 9, 2003
    • Kyoko Makino
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    Method for manufacturing honeycomb structure
    • Publication number 20030151174
    • Publication date Aug 14, 2003
    • Kyoko Makino
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    Paper bulking promoter
    • Publication number 20020096283
    • Publication date Jul 25, 2002
    • Kao Corporation.
    • Yasushi Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE