TREA

Hisayuki Ishii

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  • Chikugo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Excavator
    • Patent number D855082
    • Issue date Jul 30, 2019
    • Yanmar Co., Ltd.
    • Kiyoyuki Okuyama
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Excavator
    • Patent number D842344
    • Issue date Mar 5, 2019
    • YANMAR CO., LTD.
    • Kiyoyuki Okuyama
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Excavator
    • Patent number D716844
    • Issue date Nov 4, 2014
    • Yanmar Co., Ltd.
    • Yoshihiro Hayami
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Excavator
    • Patent number D716845
    • Issue date Nov 4, 2014
    • Yanmar Co., Ltd.
    • Yoshihiro Hayami
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Excavator
    • Patent number D692924
    • Issue date Nov 5, 2013
    • Yanmar Co., Ltd.
    • Mitsuyuki Hatanaka
    • D15 - Machines not elsewhere specified