TREA

Kazumoto Urata

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigerating device
    • Patent number 7,007,505
    • Issue date Mar 7, 2006
    • Hitachi, Ltd., Trustee for the Benefit of Hitachi Air Conditioning Systems, C...
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerating device
    • Patent number 6,772,607
    • Issue date Aug 10, 2004
    • Hitachi, Ltd.
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air-conditioner, outdoor unit and refrigeration unit
    • Patent number 6,505,480
    • Issue date Jan 14, 2003
    • Hitachi Ltd.
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air-conditioner, outdoor unit and refrigeration unit
    • Patent number 6,408,645
    • Issue date Jun 25, 2002
    • Hitachi Air Conditioning Systems, Co. Ltd.
    • Hiroaki Tsuboe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air-conditioner, outdoor unit and refrigeration unit
    • Patent number 6,305,187
    • Issue date Oct 23, 2001
    • Hiroaki Tsuboe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Capacity control device in refrigerating cycle
    • Patent number 5,829,262
    • Issue date Nov 3, 1998
    • Hitachi, Ltd.
    • Kazumoto Urata
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle and method of controlling the same
    • Patent number 5,768,902
    • Issue date Jun 23, 1998
    • Hitachi, Ltd.
    • Masayuki Nonaka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating system and operating method thereof
    • Patent number 5,709,090
    • Issue date Jan 20, 1998
    • Hitachi, Ltd.
    • Takeshi Endo
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle and method of controlling the same
    • Patent number 5,651,263
    • Issue date Jul 29, 1997
    • Hitachi, Ltd.
    • Masayuki Nonaka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Apparatus for detecting composition of refrigerant and method therefor
    • Patent number 5,410,887
    • Issue date May 2, 1995
    • Hitachi, Ltd.
    • Kazumoto Urata
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle
    • Patent number 5,353,604
    • Issue date Oct 11, 1994
    • Hitachi, Ltd.
    • Kensaku Oguni
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerator and method for indicating refrigerant amount
    • Patent number 5,214,918
    • Issue date Jun 1, 1993
    • Hitachi, Ltd.
    • Kensaku Oguni
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air-conditioner system
    • Patent number 5,065,588
    • Issue date Nov 19, 1991
    • Hitachi, Ltd.
    • Susumu Nakayama
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    Refrigerating device
    • Publication number 20040211213
    • Publication date Oct 28, 2004
    • Hiroaki Tsuboe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigerating device
    • Publication number 20030056534
    • Publication date Mar 27, 2003
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air-conditioner, outdoor unit and refrigeration unit
    • Publication number 20020095950
    • Publication date Jul 25, 2002
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Air-conditioner, outdoor unit and refrigeration unit
    • Publication number 20020026806
    • Publication date Mar 7, 2002
    • Hiroaki Tsuboe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...