TREA

Hideo Karasawa

Follow

Person

  • Tsuchiura, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 10,590,623
    • Issue date Mar 17, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Hideo Karasawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control unit for construction machine
    • Patent number 8,560,185
    • Issue date Oct 15, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Akihiro Narazaki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic work machine
    • Patent number 8,521,374
    • Issue date Aug 27, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Hideo Karasawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pump torque control system for hydraulic construction machine
    • Patent number 8,424,298
    • Issue date Apr 23, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Nobuei Ariga
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic working machine
    • Patent number 8,336,443
    • Issue date Dec 25, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Toshihiro Abe
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Engine lag down suppressing device of construction machinery
    • Patent number 8,266,903
    • Issue date Sep 18, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Yoichi Kowatari
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive apparatus
    • Patent number 7,895,833
    • Issue date Mar 1, 2011
    • Hitachi Construction Machinery Co., Ltd.
    • Yusuke Kajita
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic working machine
    • Patent number 7,562,615
    • Issue date Jul 21, 2009
    • Hitachi Construction Machinery Co., Ltd.
    • Toshihiro Abe
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control system for hydraulic construction machine
    • Patent number 7,543,448
    • Issue date Jun 9, 2009
    • Hitachi Construction Machinery Co., Ltd.
    • Kazunori Nakamura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Construction machine management apparatus and construction machines...
    • Patent number 7,493,112
    • Issue date Feb 17, 2009
    • Hitachi Construction Machinery Co., Ltd.
    • Hiroyuki Adachi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Hydraulic drive device
    • Patent number 7,434,394
    • Issue date Oct 14, 2008
    • Hitachi Construction Machinery Co., Ltd.
    • Kouji Ishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Engine control system for construction machine
    • Patent number 7,255,088
    • Issue date Aug 14, 2007
    • Hitachi Construction Machinery Co. Ltd.
    • Kazunori Nakamura
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Construction machine management apparatus and construction machines...
    • Patent number 7,228,125
    • Issue date Jun 5, 2007
    • Hitachi Construction Machinery Co., Ltd.
    • Hiroyuki Adachi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Working machine, failure diagnosis system for work machine and main...
    • Patent number 7,222,051
    • Issue date May 22, 2007
    • Hitachi Construction Machinery Co., Ltd.
    • Koichi Shibata
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Working machine, trouble diagnosis system of working machine, and m...
    • Patent number 7,079,982
    • Issue date Jul 18, 2006
    • Hitachi Construction Machinery Co., Ltd.
    • Hiroshi Ogura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Security system of construction machinery
    • Patent number 6,998,957
    • Issue date Feb 14, 2006
    • Hitachi Construction Machinery Co., Ltd.
    • Koichi Shibata
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents