TREA

Masami Hirooka

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  • Sakai, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self propelled vehicle with a loader
    • Patent number 6,530,741
    • Issue date Mar 11, 2003
    • Kubota Corporation
    • Isao Kourogi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Front loader attaching structure
    • Patent number 6,142,724
    • Issue date Nov 7, 2000
    • Kubota Corporation
    • Masami Hirooka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Tractor with a front loader
    • Patent number 6,035,941
    • Issue date Mar 14, 2000
    • Kubota Corporation
    • Masami Hirooka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Stand apparatus for use in coupling and uncoupling a front loader
    • Patent number 5,540,289
    • Issue date Jul 30, 1996
    • Kubota Corporation
    • Masami Hirooka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Working implement coupling apparatus
    • Patent number 5,536,134
    • Issue date Jul 16, 1996
    • Kubota Corporation
    • Masami Hirooka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Working vehicle
    • Patent number 4,355,693
    • Issue date Oct 26, 1982
    • Kubota Ltd.
    • Masami Hirooka
    • B60 - VEHICLES IN GENERAL