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Atsushi Suginuma

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigerating system
    • Patent number 4,867,649
    • Issue date Sep 19, 1989
    • Hitachi, Ltd.
    • Kenichi Kawashima
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Variable displacement wobble plate compressor with capacity control...
    • Patent number 4,815,943
    • Issue date Mar 28, 1989
    • Hitachi, Ltd.
    • Kenichi Kawashima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity swash plate compressor
    • Patent number 4,801,248
    • Issue date Jan 31, 1989
    • Hitachi, Ltd.
    • Kenji Tojo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement compressor
    • Patent number 4,782,712
    • Issue date Nov 8, 1988
    • Hitachi, Ltd.
    • Yukio Takahashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Temperature control method and apparatus for air conditioner
    • Patent number 4,649,709
    • Issue date Mar 17, 1987
    • Hitachi, Ltd.
    • Tsuneo Kagohata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vane-type rotary machine
    • Patent number 4,515,514
    • Issue date May 7, 1985
    • Hitachi, Ltd.
    • Isao Hayase
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane type rotary machine
    • Patent number 4,507,068
    • Issue date Mar 26, 1985
    • Hitachi, Ltd.
    • Isao Hayase
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Swash plate type compressor with silencer structure
    • Patent number 4,407,638
    • Issue date Oct 4, 1983
    • Hitachi, Ltd.
    • Kazushi Sasaya
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Swash plate type compressor
    • Patent number 4,321,019
    • Issue date Mar 23, 1982
    • Hitachi, Ltd.
    • Takashi Degawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electromagnetic clutch
    • Patent number 4,295,553
    • Issue date Oct 20, 1981
    • Hitachi, Ltd.
    • Kosaku Sayo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-tube evaporator for a cooler used in an automobile
    • Patent number 4,202,182
    • Issue date May 13, 1980
    • Hitachi, Ltd.
    • Kenichi Kawashima
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Electromagnetic clutch
    • Patent number 4,150,738
    • Issue date Apr 24, 1979
    • Hitachi, Ltd.
    • Kosaku Sayo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...