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Ikutomo Umeoka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of controlling compressor and controller
    • Patent number 7,451,609
    • Issue date Nov 18, 2008
    • Panasonic Corporation
    • Ikutomo Umeoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic electric compressor and refrigeration unit including non-r...
    • Patent number 7,249,937
    • Issue date Jul 31, 2007
    • Matsushita Refrigeration Company
    • Akira Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic electric compressor having a suction muffler
    • Patent number 7,134,847
    • Issue date Nov 14, 2006
    • Matsushita Refrigeration Company
    • Hidetoshi Nishihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Closed compressor
    • Patent number 7,052,248
    • Issue date May 30, 2006
    • Matsushita Refrigeration Company
    • Akio Yagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor
    • Patent number 6,382,081
    • Issue date May 7, 2002
    • Matsushita Refrigeration Company
    • Yasuhiko Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrically-operated sealed compressor
    • Patent number 6,206,655
    • Issue date Mar 27, 2001
    • Matsushita Refrigeration Company
    • Yasuhiko Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electrically operated seal compressor having a refrigerant flow bra...
    • Patent number 6,012,908
    • Issue date Jan 11, 2000
    • Matsushita Refrigeration Company
    • Yasuhiko Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    REFRIGERANT COMPRESSOR, COOLING SYSTEM AND REFRIGERATOR
    • Publication number 20090136375
    • Publication date May 28, 2009
    • Hiromitsu Iwata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic Compressor
    • Publication number 20090004031
    • Publication date Jan 1, 2009
    • Matsushita Electric Industrial Co., Ltd.
    • Ikutomo Umeoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic compressor
    • Publication number 20060257274
    • Publication date Nov 16, 2006
    • Ikutomo Umeoka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method of controlling compressor and controller
    • Publication number 20050252224
    • Publication date Nov 17, 2005
    • Matsushita Electric Industrial Co. Ltd.
    • Ikutomo Umeoka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Sealed type motorized compressor and refrigerating device
    • Publication number 20050053485
    • Publication date Mar 10, 2005
    • Akira Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Closed compressor
    • Publication number 20040241011
    • Publication date Dec 2, 2004
    • Akio Yagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic electric compressor
    • Publication number 20040120832
    • Publication date Jun 24, 2004
    • Hidetoshi Nishihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR
    • Publication number 20020000160
    • Publication date Jan 3, 2002
    • YASUHIKO TANAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...