TREA

Junichi Kaneko

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  • Amimachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal compressor
    • Patent number 5,178,516
    • Issue date Jan 12, 1993
    • Hitachi, Ltd.
    • Koji Nakagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 5,165,849
    • Issue date Nov 24, 1992
    • Hitachi, Ltd.
    • Koji Nakagawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat transfer fin
    • Patent number 4,791,984
    • Issue date Dec 20, 1988
    • Hitachi, Ltd.
    • Toshio Hatada
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Hermetic turbo-refrigerator apparatus
    • Patent number 4,432,212
    • Issue date Feb 21, 1984
    • Hitachi, Ltd.
    • Keiji Tachibana
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Apparatus for controlling operation of fluid pressure raising system
    • Patent number 4,295,792
    • Issue date Oct 20, 1981
    • Hitachi, Ltd.
    • Keiji Tachibana
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multistage speed change gear system
    • Patent number 4,291,587
    • Issue date Sep 29, 1981
    • Hitachi, Ltd.
    • Keiji Tachibana
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...