TREA

Toru Tamagawa

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal fan, cooling mechanism, and apparatus furnished with th...
    • Patent number 7,481,616
    • Issue date Jan 27, 2009
    • Nidec Corporation
    • Toru Tamagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan impeller and fan motor
    • Patent number 7,364,411
    • Issue date Apr 29, 2008
    • Nidec Corporation
    • Toru Tamagawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Centrifugal-fan impeller, and method of its manufacture
    • Patent number 7,264,446
    • Issue date Sep 4, 2007
    • Nidec Corporation
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fan
    • Patent number 7,217,087
    • Issue date May 15, 2007
    • Nidec Corporation
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Centrifugal Fan, Cooling Mechanism, and Apparatus Furnished with th...
    • Publication number 20060056964
    • Publication date Mar 16, 2006
    • NIDEC CORPORATION
    • Toru Tamagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN IMPELLER AND FAN MOTOR
    • Publication number 20060013684
    • Publication date Jan 19, 2006
    • NIDEC CORPORATION
    • Toru Tamagawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Centrifugal-Fan Impeller, and Method of Its Manufacture
    • Publication number 20050220613
    • Publication date Oct 6, 2005
    • NIDEC CORPORATION
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Fan
    • Publication number 20050207887
    • Publication date Sep 22, 2005
    • NIDEC CORPORATION
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Fan, Cooling Mechanism, and Apparatus Furnished with th...
    • Publication number 20050042082
    • Publication date Feb 24, 2005
    • NIDEC CORPORATION
    • Toru Tamagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN IMPELLER AND FAN MOTOR
    • Publication number 20040202540
    • Publication date Oct 14, 2004
    • NIDEC CORPORATION
    • Toru Tamagawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES