TREA

Kenkichi Hirakawa

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speed shift arrangement for work vehicle
    • Patent number 7,648,001
    • Issue date Jan 19, 2010
    • Kubota Corporation
    • Katsumi Yanagihara
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tractor with cabin
    • Patent number 7,464,782
    • Issue date Dec 16, 2008
    • Kubota Corporation
    • Kenkichi Hirakawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tractor
    • Patent number D553159
    • Issue date Oct 16, 2007
    • Kubota Corporation
    • Yoshitaka Higashikawa
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Tractor
    • Patent number 4,304,315
    • Issue date Dec 8, 1981
    • Kubota, Ltd.
    • Kenkichi Hirakawa
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Speed shift arrangement for work vehicle
    • Publication number 20070056793
    • Publication date Mar 15, 2007
    • KUBOTA CORPORATION
    • Katsumi Yanagihara
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Tractor with cabin
    • Publication number 20060027408
    • Publication date Feb 9, 2006
    • KUBOTA CORPORATION
    • Kenkichi Hirakawa
    • B60 - VEHICLES IN GENERAL