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Kunihiko Sakamoto

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  • Fukuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic apparatus
    • Patent number 10,662,619
    • Issue date May 26, 2020
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Engine overload prevention using a speed differential operated reli...
    • Patent number 9,850,885
    • Issue date Dec 26, 2017
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic circuit for working machine
    • Patent number 8,713,931
    • Issue date May 6, 2014
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Selector valve operating mechanism for working vehicle
    • Patent number 8,523,139
    • Issue date Sep 3, 2013
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fixing structure of work machine
    • Patent number 7,958,657
    • Issue date Jun 14, 2011
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic stepless transmission
    • Patent number 7,895,834
    • Issue date Mar 1, 2011
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Shift operating device for traveling vehicle
    • Patent number 7,877,993
    • Issue date Feb 1, 2011
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Frame structure for working vehicle
    • Patent number 7,832,519
    • Issue date Nov 16, 2010
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic stepless speed changing device
    • Patent number 7,779,630
    • Issue date Aug 24, 2010
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Frame structure for working vehicle
    • Patent number 7,775,556
    • Issue date Aug 17, 2010
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Working vehicle
    • Patent number 7,712,573
    • Issue date May 11, 2010
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tractor
    • Patent number D529932
    • Issue date Oct 10, 2006
    • Yanmar Co., Ltd.
    • Masaaki Yamashita
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Hydraulic continuously variable transmission and power transmission...
    • Patent number 7,093,434
    • Issue date Aug 22, 2006
    • Yanmar Co., Ltd.
    • Shuji Shiozaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tractor
    • Patent number D523027
    • Issue date Jun 13, 2006
    • Yanmar Co. Ltd.
    • Masaaki Yamashita
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Swash plate angle control mechanism of hydraulic continuously varia...
    • Patent number 6,684,634
    • Issue date Feb 3, 2004
    • Yanmar Diesel Engine Co., Ltd.
    • Kunihiko Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Continuously variable transmission
    • Patent number 6,616,559
    • Issue date Sep 9, 2003
    • Yanmar Co., Ltd.
    • Yasuhiko Hori
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC APPARATUS
    • Publication number 20180187396
    • Publication date Jul 5, 2018
    • Yanmar Co., Ltd.
    • Kunihiko SAKAMOTO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    WORKING VEHICLE
    • Publication number 20140322045
    • Publication date Oct 30, 2014
    • Kunihiko Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Circuit For Working Machine
    • Publication number 20120048409
    • Publication date Mar 1, 2012
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Selector Valve Operating Mechanism for Working Vehicle
    • Publication number 20110175005
    • Publication date Jul 21, 2011
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Circuit For Working Machine
    • Publication number 20110168283
    • Publication date Jul 14, 2011
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Fixing Structure of Work Machine
    • Publication number 20100260539
    • Publication date Oct 14, 2010
    • YANMAR CO., LTD.
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Frame Structure for Working Vehicle
    • Publication number 20090230731
    • Publication date Sep 17, 2009
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Pedal Structure for Traveling Vehicle
    • Publication number 20090126528
    • Publication date May 21, 2009
    • Kunihiko Sakamoto
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Frame Structure for Working Vehicle
    • Publication number 20090121521
    • Publication date May 14, 2009
    • YANMAR CO., LTD
    • Kunihiko Sakamoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Stepless Transmission
    • Publication number 20090100831
    • Publication date Apr 23, 2009
    • Kunihiko Sakamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic Stepless Speed Changing Device
    • Publication number 20080041049
    • Publication date Feb 21, 2008
    • Kunihiko Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Shift Operating Device for Traveling Vehicle
    • Publication number 20080028882
    • Publication date Feb 7, 2008
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Brake Operating Device of Traveling Vehicle
    • Publication number 20080023274
    • Publication date Jan 31, 2008
    • Yanmar Co., Ltd.
    • Kunihiko Sakamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Working Vehicle
    • Publication number 20070267244
    • Publication date Nov 22, 2007
    • Kunihiko Sakamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Hydraulic stepless speed-change device and power transmission device
    • Publication number 20040182076
    • Publication date Sep 23, 2004
    • Shuji Shiozaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...