TREA

Yasushi Nakatogawa

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric vacuum cleaner provided with a dust separation section for...
    • Patent number 7,496,988
    • Issue date Mar 3, 2009
    • Toshiba Tec Kabushiki Kaisha
    • Ritsuo Takemoto
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 7,198,656
    • Issue date Apr 3, 2007
    • Toshiba Tec Kabushiki Kaisha
    • Ritsuo Takemoto
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Vacuum cleaner
    • Publication number 20050166560
    • Publication date Aug 4, 2005
    • Ritsuo Takemoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Electric vacuum cleaner
    • Publication number 20050150075
    • Publication date Jul 14, 2005
    • Toshiba Tec Kabushiki Kaisha
    • Ritsuo Takemoto
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...