TREA

Toshinori Oba

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Patents Grantslast 30 patents

  • Information Patent Grant

    Air filter
    • Patent number 6,843,819
    • Issue date Jan 18, 2005
    • Toyo Roki Seizo Kabushiki Kaisha
    • Atsushi Suzuki
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    FILTER ELEMENT
    • Publication number 20090071113
    • Publication date Mar 19, 2009
    • TOYO ROKI SEIZO KABUSHIKI KAISHA
    • Toshinori Oba
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Air cleaner element
    • Publication number 20050144917
    • Publication date Jul 7, 2005
    • TOYO ROKI SEIZO KABUSHIKI KAISHA
    • Atsushi Suzuki
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Air filter
    • Publication number 20030046913
    • Publication date Mar 13, 2003
    • Atsushi Suzuki
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL