TREA

Susumu Yamazaki

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  • Tsuchiura, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing an impeller
    • Patent number 5,697,152
    • Issue date Dec 16, 1997
    • Hitachi, Ltd.
    • Susumu Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vortex flow blower and vane wheel therefor
    • Patent number 5,628,615
    • Issue date May 13, 1997
    • Hitachi, Ltd.
    • Hiroshi Asabuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of making vortex flow blower and vane wheel therefor
    • Patent number 5,600,886
    • Issue date Feb 11, 1997
    • Hitachi, Ltd.
    • Hiroshi Asabuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vortex flow blower having blades each formed by curved surface
    • Patent number 5,536,139
    • Issue date Jul 16, 1996
    • Hitachi, Ltd.
    • Susumu Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vortex flow blower and vane wheel therefor
    • Patent number 5,487,639
    • Issue date Jan 30, 1996
    • Hitachi, Ltd.
    • Hiroshi Asabuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vortex flow blower having blades each formed by curved surface and...
    • Patent number 5,395,210
    • Issue date Mar 7, 1995
    • Hitachi, Ltd.
    • Susumu Yamazaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vortex flow blower
    • Patent number 5,281,083
    • Issue date Jan 25, 1994
    • Hitachi, Ltd.
    • Eiichi Ito
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fan with noise suppressing arrangement
    • Patent number 5,199,846
    • Issue date Apr 6, 1993
    • Hitachi, Ltd.
    • Yoshinori Fukasaku
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo molecular pump
    • Patent number 4,735,550
    • Issue date Apr 5, 1988
    • Hitachi, Ltd.
    • Takeshi Okawada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerator
    • Patent number 4,522,040
    • Issue date Jun 11, 1985
    • Hitachi, Ltd.
    • Hideo Ochiai
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Temperature control apparatus for refrigerating machine
    • Patent number 4,366,678
    • Issue date Jan 4, 1983
    • Hitachi, Ltd.
    • Susumu Yamazaki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Drive force transmitting device for ice-making tray of automatic ic...
    • Patent number 4,332,146
    • Issue date Jun 1, 1982
    • Hitachi, Ltd.
    • Susumu Yamazaki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Hermetic motor-compressor
    • Patent number 4,238,172
    • Issue date Dec 9, 1980
    • Hitachi, Ltd.
    • Nobuo Abe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...