TREA

Koji Sato

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Patents Grantslast 30 patents

  • Information Patent Grant

    Cooling heating device
    • Patent number 7,784,297
    • Issue date Aug 31, 2010
    • Sanyo Electric Co., LTD
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating machine
    • Patent number 7,533,539
    • Issue date May 19, 2009
    • Sanyo Electric Co., LTD
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat exchange apparatus and refrigerating machine
    • Patent number 7,254,955
    • Issue date Aug 14, 2007
    • Sanyo Electric Co., LTD
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating machine and intermediate-pressure receiver
    • Patent number 7,194,873
    • Issue date Mar 27, 2007
    • Sanyo Electric Co., LTD
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat exchanger
    • Patent number 7,082,989
    • Issue date Aug 1, 2006
    • Sanyo Electric Co., Ltd.
    • Masahiro Kobayashi
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Method of returning refrigerator oil of air conditioner
    • Patent number 5,966,947
    • Issue date Oct 19, 1999
    • Sanyo Electric Co., Ltd.
    • Ichiro Kamimura
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger and cooling apparatus mounted with the same
    • Patent number 5,699,675
    • Issue date Dec 23, 1997
    • Sanyo Electric Co., Ltd.
    • Toshitake Nagai
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Refrigeration cycle using six-way change-over valve
    • Patent number 5,634,352
    • Issue date Jun 3, 1997
    • Sanyo Electric Co., Ltd.
    • Toshitake Nagai
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Cooling heating device
    • Publication number 20070234752
    • Publication date Oct 11, 2007
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat exchanger and refrigeration cycle device using the same
    • Publication number 20070214829
    • Publication date Sep 20, 2007
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigeration cycle device
    • Publication number 20070199337
    • Publication date Aug 30, 2007
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Cooling device
    • Publication number 20070056302
    • Publication date Mar 15, 2007
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Refrigerating machine having intermediate-pressure receiver
    • Publication number 20060277932
    • Publication date Dec 14, 2006
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Cooling and heating system
    • Publication number 20060218948
    • Publication date Oct 5, 2006
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat exchange apparatus and refrigerating machine
    • Publication number 20060005558
    • Publication date Jan 12, 2006
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat exchanger
    • Publication number 20050284617
    • Publication date Dec 29, 2005
    • Masahiro Kobayashi
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Refrigerating machine and intermediate-pressure receiver
    • Publication number 20050279128
    • Publication date Dec 22, 2005
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigerating machine
    • Publication number 20050279126
    • Publication date Dec 22, 2005
    • SANYO ELECTRIC CO., LTD.
    • Masahisa Otake
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...