TREA

Tomoya Kumagai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bulldozer
    • Patent number D552629
    • Issue date Oct 9, 2007
    • Komatsu Ltd.
    • Tomoya Kumagai
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Bulldozer
    • Patent number D551683
    • Issue date Sep 25, 2007
    • Komatsu Ltd.
    • Tomoya Kumagai
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Bulldozer
    • Patent number D543557
    • Issue date May 29, 2007
    • Komatsu Ltd.
    • Tomoya Kumagai
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Bulldozer
    • Patent number D538303
    • Issue date Mar 13, 2007
    • Komatsu Ltd.
    • Tomoya Kumagai
    • D15 - Machines not elsewhere specified