TREA

Shigeru Okada

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,976,592
    • Issue date Dec 11, 1990
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,867,651
    • Issue date Sep 19, 1989
    • Diesel Kiki, Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,850,815
    • Issue date Jul 25, 1989
    • Diesel Kiki Co., Ltd.
    • Nobiyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sliding-vane rotary compressor
    • Patent number 4,822,263
    • Issue date Apr 18, 1989
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sliding-vane rotary compressor with displacememt-adjusting mechanis...
    • Patent number 4,819,440
    • Issue date Apr 11, 1989
    • Diesel Kiki Co., Ltd.
    • Nakajima Nobuyuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sliding-vane rotary compressor
    • Patent number 4,801,251
    • Issue date Jan 31, 1989
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,776,770
    • Issue date Oct 11, 1988
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having discharge valve means adapted to enhance the coef...
    • Patent number 4,764,099
    • Issue date Aug 16, 1988
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,744,731
    • Issue date May 17, 1988
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,744,732
    • Issue date May 17, 1988
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane compressor
    • Patent number 4,737,081
    • Issue date Apr 12, 1988
    • Diesel Kiki Co., Ltd.
    • Nobuyuki Nakajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Circuit for driving solenoid clutch
    • Patent number 4,650,052
    • Issue date Mar 17, 1987
    • Diesel Kiki Co., Ltd.
    • Shigeru Okada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...