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Masahiko Hamaguchi

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  • Hirakata-city, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cab for work vehicle and work vehicle
    • Patent number 11,673,447
    • Issue date Jun 13, 2023
    • Komatsu Ltd.
    • Hirofumi Wada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 11,613,191
    • Issue date Mar 28, 2023
    • Komatsu Ltd.
    • Akihiro Koshi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 11,591,771
    • Issue date Feb 28, 2023
    • Komatsu Ltd.
    • Akihiro Koshi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cab of work vehicle, work vehicle, and wheel loader
    • Patent number 11,155,981
    • Issue date Oct 26, 2021
    • Komatsu Ltd.
    • Hidenori Tatsuta
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 10,744,948
    • Issue date Aug 18, 2020
    • Komatsu Ltd.
    • Masahiko Hamaguchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 10,562,564
    • Issue date Feb 18, 2020
    • Komatsu Ltd.
    • Masanori Ikari
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Cab for a construction machine
    • Patent number D874524
    • Issue date Feb 4, 2020
    • Komatsu Ltd.
    • Teruhisa Iwata
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cab for a construction machine
    • Patent number D873868
    • Issue date Jan 28, 2020
    • Komatsu Ltd.
    • Teruhisa Iwata
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Work vehicle
    • Patent number 10,392,777
    • Issue date Aug 27, 2019
    • Komatsu Ltd.
    • Masahiko Hamaguchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 10,370,821
    • Issue date Aug 6, 2019
    • Komatsu Ltd.
    • Kenichi Muramoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work vehicle
    • Patent number 10,099,623
    • Issue date Oct 16, 2018
    • Komatsu Ltd.
    • Masahiko Hamaguchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cab and work vehicle
    • Patent number 9,399,854
    • Issue date Jul 26, 2016
    • Komatsu Ltd.
    • Masato Kitashou
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work vehicle
    • Patent number 9,284,716
    • Issue date Mar 15, 2016
    • Komatsu Ltd.
    • Naoki Kimura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cab for construction machine and construction machine
    • Patent number 9,273,447
    • Issue date Mar 1, 2016
    • Komatsu Ltd.
    • Naoki Kimura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cab and work vehicle
    • Patent number 9,193,395
    • Issue date Nov 24, 2015
    • Komatsu Ltd.
    • Masato Kitashou
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Motor grader
    • Patent number 9,181,680
    • Issue date Nov 10, 2015
    • Komatsu Ltd.
    • Takanori Yamahata
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cab, and work vehicle
    • Patent number 9,027,687
    • Issue date May 12, 2015
    • Komatsu Ltd.
    • Satoru Tokiwa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Apparatus for detaching and attaching counterweight
    • Patent number 7,669,898
    • Issue date Mar 2, 2010
    • Komatsu Ltd.
    • Masahiko Hamaguchi
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Bearing assembly for a work implement on a construction machine
    • Patent number 6,698,932
    • Issue date Mar 2, 2004
    • Komatsu, Ltd.
    • Masahiko Hamaguchi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK VEHICLE
    • Publication number 20220118895
    • Publication date Apr 21, 2022
    • KOMATSU LTD.
    • Akihiro KOSHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CAB FOR WORK VEHICLE AND WORK VEHICLE
    • Publication number 20210354766
    • Publication date Nov 18, 2021
    • KOMATSU LTD.
    • Hirofumi WADA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20210340727
    • Publication date Nov 4, 2021
    • KOMATSU LTD.
    • Akihiro KOSHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK MACHINE AND MOTOR GRADER
    • Publication number 20210270012
    • Publication date Sep 2, 2021
    • KOMATSU LTD.
    • Hajime SUMIYA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CAB OF WORK VEHICLE, WORK VEHICLE, AND WHEEL LOADER
    • Publication number 20190345689
    • Publication date Nov 14, 2019
    • KOMATSU LTD.
    • Hidenori TATSUTA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20180361938
    • Publication date Dec 20, 2018
    • Komatsu Ltd.
    • Masahiko HAMAGUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20180105202
    • Publication date Apr 19, 2018
    • Komatsu Ltd.
    • Masanori IKARI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20180100289
    • Publication date Apr 12, 2018
    • Komatsu Ltd.
    • Masahiko HAMAGUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20180093614
    • Publication date Apr 5, 2018
    • Komatsu Ltd.
    • Masahiko HAMAGUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20180058037
    • Publication date Mar 1, 2018
    • Komatsu Ltd.
    • Kenichi MURAMOTO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CAB AND WORK VEHICLE
    • Publication number 20150298748
    • Publication date Oct 22, 2015
    • KOMATSU LTD.
    • Masato KITASHOU
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    CAB AND WORK VEHICLE
    • Publication number 20150275479
    • Publication date Oct 1, 2015
    • Komatsu Ltd.
    • Masato Kitashou
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    MOTOR GRADER
    • Publication number 20150275481
    • Publication date Oct 1, 2015
    • Komatsu Ltd.
    • Takanori Yamahata
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    WORK VEHICLE
    • Publication number 20150252553
    • Publication date Sep 10, 2015
    • Komatsu Ltd.
    • Naoki Kimura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Cab for Construction Machine and Construction Machine
    • Publication number 20150218778
    • Publication date Aug 6, 2015
    • Komatsu Ltd.
    • Naoki Kimura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CAB, AND WORK VEHICLE
    • Publication number 20140339001
    • Publication date Nov 20, 2014
    • Satoru Tokiwa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Apparatus for detaching and attaching counterweight
    • Publication number 20070122261
    • Publication date May 31, 2007
    • Komatsu Ltd.
    • Masahiko Hamaguchi
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Bearing assembly for a work implement on a construction machine
    • Publication number 20020081046
    • Publication date Jun 27, 2002
    • Masahiko Hamaguchi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING