TREA

Masao Nagata

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  • Fukuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Upper rotating body for an excavator
    • Patent number D688713
    • Issue date Aug 27, 2013
    • Yanmar Co., Ltd.
    • Hideki Seino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Excavator
    • Patent number D685394
    • Issue date Jul 2, 2013
    • Yanmar Co., Ltd.
    • Masao Nagata
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Boom for excavation machine
    • Patent number 7,958,693
    • Issue date Jun 14, 2011
    • Yanmar Co., Ltd.
    • Yasuyuki Oyamada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavating machine
    • Patent number 7,874,392
    • Issue date Jan 25, 2011
    • Yanmar Co., Ltd.
    • Takafumi Nobayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavation machine
    • Patent number 7,857,083
    • Issue date Dec 28, 2010
    • YANMAR CO., LTD.
    • Yasuyuki Oyamada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Power shovel
    • Patent number D594883
    • Issue date Jun 23, 2009
    • Yanmar Co., Ltd.
    • Takahiro Ikeda
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cabin of back hoe
    • Patent number 6,669,272
    • Issue date Dec 30, 2003
    • Yanmar Co., Ltd.
    • Hiroaki Ayabe
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Backhoe
    • Patent number D460462
    • Issue date Jul 16, 2002
    • Yanmar Diesel Engine Co., Ltd.
    • Masami Miyanishi
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Backhoe
    • Patent number D458941
    • Issue date Jun 18, 2002
    • Yanmar Diesel Engine Co.
    • Masami Miyanishi
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    Arm for Excavation Machine
    • Publication number 20090129908
    • Publication date May 21, 2009
    • Yanmar Co, Ltd.
    • Yasuyuki Oyamada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Excavation Machine
    • Publication number 20090104011
    • Publication date Apr 23, 2009
    • Yanmar Co., Ltd.
    • Yasuyuki Oyamada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Excavating Machine
    • Publication number 20090084003
    • Publication date Apr 2, 2009
    • YANMAR CO., LTD.
    • Takafumi Nobayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Boom for Excavation Machine
    • Publication number 20090078667
    • Publication date Mar 26, 2009
    • Yanmar Co., Ltd.
    • Yasuyuki Oyamada
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Cabin of back hoe
    • Publication number 20030047965
    • Publication date Mar 13, 2003
    • Hiroaki Ayabe
    • B60 - VEHICLES IN GENERAL