TREA

Takashi Sunaga

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  • Ora-Machi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary compressor
    • Patent number 6,592,347
    • Issue date Jul 15, 2003
    • Sanyo Electric Co., LTD
    • Kenzo Matsumoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerator using a polyvinyl ether refrigerator oil
    • Patent number 6,454,960
    • Issue date Sep 24, 2002
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Rotary compressor
    • Patent number 6,435,850
    • Issue date Aug 20, 2002
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Refrigerant compressor and cooling apparatus comprising the same
    • Patent number 6,035,661
    • Issue date Mar 14, 2000
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerant compressor and cooling apparatus comprising the same
    • Patent number 5,956,959
    • Issue date Sep 28, 1999
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration apparatus and lubricating oil composition
    • Patent number 5,806,336
    • Issue date Sep 15, 1998
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Refrigerating unit
    • Patent number 5,704,216
    • Issue date Jan 6, 1998
    • Sanyo Electric Co., Ltd.
    • Yutaka Hirano
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating unit
    • Patent number 5,557,944
    • Issue date Sep 24, 1996
    • Sanyo Electric Co., Ltd.
    • Yutaka Hirano
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerator oil composition containing phenolic antioxidant amine...
    • Patent number 5,369,287
    • Issue date Nov 29, 1994
    • Sanyo Electric Co., Ltd.
    • Takashi Sunaga
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Refrigerating machine oil composition
    • Patent number 4,983,313
    • Issue date Jan 8, 1991
    • Idemitsu Kosan Co., Ltd.
    • Masato Kaneko
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Refrigerator oil composition
    • Patent number 4,800,013
    • Issue date Jan 24, 1989
    • Idemitsu Kosan Company Limited
    • Ryozo Yamane
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rotary compressor
    • Publication number 20020150493
    • Publication date Oct 17, 2002
    • Kenzo Matsumoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary compressor
    • Publication number 20010043879
    • Publication date Nov 22, 2001
    • Takashi Sunaga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...