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Akira Saruta

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  • Chiba, 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 machine
    • Patent number 6,966,194
    • Issue date Nov 22, 2005
    • Hitachi, Ltd.
    • Atsuhiko Yokozeki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerating machine
    • Patent number 6,832,488
    • Issue date Dec 21, 2004
    • Hitachi, Ltd.
    • Atsuhiko Yokozeki
    • 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

    Submersible thrust bearing apparatus
    • Patent number 5,035,519
    • Issue date Jul 30, 1991
    • Hitachi, Ltd.
    • Kooji Aizawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reinforced permanent magnet rotor with cast zinc
    • Patent number 4,564,777
    • Issue date Jan 14, 1986
    • Hitachi, Ltd.
    • Masaharu Senoo
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Refrigerating machine
    • Publication number 20050086960
    • Publication date Apr 28, 2005
    • Atsuhiko Yokozeki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • 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 machine
    • Publication number 20040040323
    • Publication date Mar 4, 2004
    • Atsuhiko Yokozeki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Self-starting synchronous motor and compressor using the same
    • Publication number 20030071533
    • Publication date Apr 17, 2003
    • Satoshi Kikuchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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...