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Masaki Egashira

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  • Niihari-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic circuit of construction machinery
    • Patent number 7,272,928
    • Issue date Sep 25, 2007
    • Hitachi Construction Machinery Co., Ltd.
    • Nobuei Ariga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic circuit of construction machinery
    • Patent number 7,076,947
    • Issue date Jul 18, 2006
    • Hitachi Construction Machinery Co., Ltd.
    • Nobuei Ariga
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Prime mover rotational speed control system
    • Patent number 5,265,569
    • Issue date Nov 30, 1993
    • Hitachi Construction Machinery Co., Ltd.
    • Masaki Egashira
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine remote control system
    • Patent number 5,036,817
    • Issue date Aug 6, 1991
    • Hitachi Construction Machinery Co., Ltd.
    • Osamu Tomikawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Apparatus for controlling rotational speed of prime mover of constr...
    • Patent number 4,955,344
    • Issue date Sep 11, 1990
    • Hitachi Construction Machinery Co., Ltd.
    • Akira Tatsumi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents