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Ken Yamamoto

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vane pump
    • Patent number 8,257,071
    • Issue date Sep 4, 2012
    • Panasonic Corporation
    • Etsuo Matsuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compact valve
    • Patent number 7,815,161
    • Issue date Oct 19, 2010
    • Panasonic Electric Works Co., Ltd.
    • Akihiko Saitoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vane pump having a labyrinth seal and gap between a top surface of...
    • Patent number 7,628,594
    • Issue date Dec 8, 2009
    • Matsushita Electric Works, Ltd.
    • Masaaki Nishikata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump having vanes with a cutout portion
    • Patent number 7,566,211
    • Issue date Jul 28, 2009
    • Matsushita Electric Works, Ltd.
    • Masaaki Nishikata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPACT VALVE
    • Publication number 20100139785
    • Publication date Jun 10, 2010
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Akihiko Saitoh
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Vane pump
    • Publication number 20100015001
    • Publication date Jan 21, 2010
    • PANASONIC ELECTRIC WORKS CO., LTD.
    • Etsuo MATSUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRODE CAULKING APPARATUS
    • Publication number 20090241328
    • Publication date Oct 1, 2009
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Akihiko Saitoh
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Vane pump
    • Publication number 20090162232
    • Publication date Jun 25, 2009
    • PANASONIC ELECTRIC WORKS CO., LTD.
    • Etsuo Matsuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vane pump
    • Publication number 20080219873
    • Publication date Sep 11, 2008
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masaaki Nishikata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Magnetic drive vane pump
    • Publication number 20080219875
    • Publication date Sep 11, 2008
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masaaki Nishikata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vane pump
    • Publication number 20080118384
    • Publication date May 22, 2008
    • MATSUSHITA ELECTRIC WORKS, Ltd.
    • Masaaki Nishikata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES