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Hiroyasu Nishikawa

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  • Kakogawa-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Work machine
    • Patent number 9,309,649
    • Issue date Apr 12, 2016
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic circuit control device and work machine
    • Patent number 9,103,095
    • Issue date Aug 11, 2015
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control apparatus for work machine
    • Patent number 8,899,035
    • Issue date Dec 2, 2014
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control circuit for construction machine
    • Patent number 8,539,762
    • Issue date Sep 24, 2013
    • Caterpillar Japan Ltd.
    • Yoshiyuki Shimada
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluid pressure circuit
    • Patent number 7,958,907
    • Issue date Jun 14, 2011
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control unit for work machine
    • Patent number 7,930,970
    • Issue date Apr 26, 2011
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Valve control unit
    • Patent number 7,926,411
    • Issue date Apr 19, 2011
    • Caterpillar SARL
    • Hiroyasu Nishikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Remote radio operating system, and remote operating apparatus, mobi...
    • Patent number 6,778,097
    • Issue date Aug 17, 2004
    • Shin Caterpillar Mitsubishi Ltd.
    • Shigeo Kajita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Piping structure of a working machine
    • Patent number 6,601,877
    • Issue date Aug 5, 2003
    • Shin Caterpillar Mitsubishi Ltd.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Piping structure of a working machine
    • Patent number 6,408,875
    • Issue date Jun 25, 2002
    • Shin Caterpillar Mitsubishi Ltd.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC CIRCUIT CONTROL DEVICE AND WORK MACHINE
    • Publication number 20120260646
    • Publication date Oct 18, 2012
    • CATERPILLAR S.A.R.L.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL APPARATUS FOR WORK MACHINE
    • Publication number 20120036845
    • Publication date Feb 16, 2012
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    WORK MACHINE
    • Publication number 20110315415
    • Publication date Dec 29, 2011
    • CATERPILLAR JAPAN LTD.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL CIRCUIT FOR CONSTRUCTION MACHINE
    • Publication number 20100089045
    • Publication date Apr 15, 2010
    • CATERPILLAR JAPAN LTD.
    • Yoshiyuki Shimada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLUID PRESSURE CIRCUIT
    • Publication number 20090159143
    • Publication date Jun 25, 2009
    • SHIN CATERPILLAR MITSUBISHI LTD.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    VALVE CONTROL UNIT
    • Publication number 20090114298
    • Publication date May 7, 2009
    • SHIN CATERPILLAR MITSUBISHI LTD.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTROL UNIT FOR WORK MACHINE
    • Publication number 20090090237
    • Publication date Apr 9, 2009
    • Shin Caterpillar Mitsubishi Co., Ltd.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Quick coupler device of working machine
    • Publication number 20020136597
    • Publication date Sep 26, 2002
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Piping structure of a working machine
    • Publication number 20020021958
    • Publication date Feb 21, 2002
    • SHIN CATERPILLAR MITSUBISHI LTD.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Piping structure of a working machine
    • Publication number 20020020448
    • Publication date Feb 21, 2002
    • SHIN CATERPLLAR MITSUBISHI LTD.
    • Hiroyasu Nishikawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING