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Tadayuki Onoda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing filter member
    • Patent number 6,723,270
    • Issue date Apr 20, 2004
    • Toyo Roki Seizo Kabushiki Kaisha
    • Kunimoto Sugiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Air cleaner
    • Patent number 6,716,264
    • Issue date Apr 6, 2004
    • Toyo Roki Seizo Kabushiki Kaisha
    • Tadayuki Onoda
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter element and method for producing the same
    • Patent number 5,273,560
    • Issue date Dec 28, 1993
    • Toyo Roki Seizo Kabushiki Kaisha
    • Teruichi Kadoya
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Air cleaner
    • Publication number 20020116909
    • Publication date Aug 29, 2002
    • TOYO ROKI SEIZO KABUSHIKI KAISHA
    • Tadayuki Onoda
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL