TREA

Kazuhisa YOKOYAMA

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  • OSAKA-SHI, OSAKA, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Agricultural work vehicle
    • Patent number 10,295,998
    • Issue date May 21, 2019
    • Yanmar Co., Ltd.
    • Kazuhisa Yokoyama
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Parallel travel work system
    • Patent number 10,095,241
    • Issue date Oct 9, 2018
    • YANMAR CO., LTD.
    • Wataru Nakagawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 9,810,131
    • Issue date Nov 7, 2017
    • Yanmar Co., Ltd.
    • Akimichi Iwata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Running system of work vehicle
    • Patent number 9,763,377
    • Issue date Sep 19, 2017
    • Yanmar Co., Ltd.
    • Kazuhisa Yokoyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle with controls for regenerating exhaust gas purificatio...
    • Patent number 9,631,530
    • Issue date Apr 25, 2017
    • Yanmar Co., Ltd.
    • Yuusuke Koike
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compact crawler type tractor
    • Patent number 7,836,982
    • Issue date Nov 23, 2010
    • Yanmar Co., Ltd.
    • Masafumi Tsujita
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tractor
    • Patent number D559277
    • Issue date Jan 8, 2008
    • Yanmar Co., Ltd.
    • Masafumi Tsujita
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Tractor
    • Patent number D559278
    • Issue date Jan 8, 2008
    • Yanmar Co., Ltd.
    • Masafumi Tsujita
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    Control Terminal
    • Publication number 20210165858
    • Publication date Jun 3, 2021
    • Yanmar Power Technology Co., Ltd.
    • Sosuke Murata
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Obstacle Detection System and Work Vehicle
    • Publication number 20210100156
    • Publication date Apr 8, 2021
    • Yanmar Power Technology Co., Ltd.
    • Takuya Iwase
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Obstacle Detection System for Work Vehicle
    • Publication number 20210018617
    • Publication date Jan 21, 2021
    • Yanmar Power Technology Co., Ltd.
    • Takuya Iwase
    • G01 - MEASURING TESTING
  • Information Patent Application

    AGRICULTURAL WORK VEHICLE
    • Publication number 20170322550
    • Publication date Nov 9, 2017
    • YANMAR CO., LTD
    • Kazuhisa YOKOYAMA
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    COORDINATED TRAVEL WORK SYSTEM
    • Publication number 20170177003
    • Publication date Jun 22, 2017
    • YANMAR CO., LTD
    • Kazuhisa YOKOYAMA
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    PARALLEL TRAVEL WORK SYSTEM
    • Publication number 20170160748
    • Publication date Jun 8, 2017
    • YANMAR CO., LTD
    • Wataru NAKAGAWAA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    RUNNING SYSTEM OF WORK VEHICLE
    • Publication number 20170079195
    • Publication date Mar 23, 2017
    • YANMAR CO., LTD
    • Kazuhisa Yokoyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20160222858
    • Publication date Aug 4, 2016
    • Yanmar Co., Ltd.
    • Akimichi IWATA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20160208665
    • Publication date Jul 21, 2016
    • YANMAR CO., LTD.
    • Yuusuke KOIKE
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ENGINE CONTROL DEVICE FOR WORKING VEHICLE
    • Publication number 20120103291
    • Publication date May 3, 2012
    • Masahumi Ota
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Compact Crawler Type Tractor
    • Publication number 20090127007
    • Publication date May 21, 2009
    • Masafumi Tsujita
    • B60 - VEHICLES IN GENERAL