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Masahiko Osaka

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hermetic compressor and freezing air-conditioning system
    • Patent number 7,381,032
    • Issue date Jun 3, 2008
    • Matsushita Refrigeration Company
    • Masahiko Osaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic compressor with an improved cylinder head-suction muffler...
    • Patent number 7,244,108
    • Issue date Jul 17, 2007
    • Matsushita Refrigeration Company
    • Akihiko Kubota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Closed type electric compressor
    • Patent number 7,021,425
    • Issue date Apr 4, 2006
    • Matsushita Refrigeration Company
    • Kazuhito Noguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Closed compressor
    • Patent number 6,957,951
    • Issue date Oct 25, 2005
    • Matsushita Refrigeration Company
    • Toshihiko Ota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction muffler for a hermetic compressor
    • Patent number 6,688,856
    • Issue date Feb 10, 2004
    • Matsushita Refrigeration Company
    • Manabu Motegi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic motor-driven compressor
    • Patent number 6,684,979
    • Issue date Feb 3, 2004
    • Matsushita Refrigeration Company
    • Maiko Nakazato
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic compressor
    • Patent number 5,281,105
    • Issue date Jan 25, 1994
    • Matsushita Refrigeration Company
    • Masahiko Osaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Enclosed motor-driven compressor
    • Patent number 5,252,039
    • Issue date Oct 12, 1993
    • Matsushita Refrigeration Co.
    • Masao Mangyo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hermetically sealed compressor
    • Patent number 5,205,723
    • Issue date Apr 27, 1993
    • Matsushita Refrigeration Company
    • Hideki Kawai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealed type compressor
    • Publication number 20050207920
    • Publication date Sep 22, 2005
    • Terumasa Ide
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic compressor and freezing air-conditioning system
    • Publication number 20050100456
    • Publication date May 12, 2005
    • Masahiko Osaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic electrically driven compressor
    • Publication number 20040126249
    • Publication date Jul 1, 2004
    • Takeshi Ono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hermetic compressor
    • Publication number 20040052653
    • Publication date Mar 18, 2004
    • Akihiko Kubota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Closed compressor
    • Publication number 20040037712
    • Publication date Feb 26, 2004
    • Toshihiko Ota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Closed type electric compressor
    • Publication number 20030161741
    • Publication date Aug 28, 2003
    • Kazuhito Noguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...