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Masaaki Busujima

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Patents Grantslast 30 patents

  • Information Patent Grant

    Pump apparatus and power steering
    • Patent number 7,722,342
    • Issue date May 25, 2010
    • Hitachi, Ltd.
    • Isamu Tsubono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Pump Apparatus and Power Steering
    • Publication number 20070253855
    • Publication date Nov 1, 2007
    • HITACHI, LTD.
    • Isamu TSUBONO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Power steering device
    • Publication number 20070028606
    • Publication date Feb 8, 2007
    • Hitachi, Ltd.
    • Masaki Misunou
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS