TREA

Kazuhisa Tamura

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  • Ishioka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 8,215,434
    • Issue date Jul 10, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto Matsushita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotating apparatus for construction machine
    • Patent number 7,070,017
    • Issue date Jul 4, 2006
    • Hitachi Construction Machinery Co., Ltd.
    • Akio Hoshi
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Operator's cab in construction machine
    • Patent number 6,325,450
    • Issue date Dec 4, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Sakyo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Operator's cab in construction machine
    • Patent number 6,209,949
    • Issue date Apr 3, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Sakyo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Operator's cab for construction machines
    • Patent number 6,206,457
    • Issue date Mar 27, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Sakyo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic excavator
    • Patent number D437602
    • Issue date Feb 13, 2001
    • Hitachi Construction Machinery Co., Ltd.
    • Kazuhiko Hiraoka
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Air outlet member
    • Patent number 5,643,080
    • Issue date Jul 1, 1997
    • Hitachi Construction Machinery Co., Ltd.
    • Yoshiyuki Kondoh
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20100025136
    • Publication date Feb 4, 2010
    • Hitachi Construction Machinery Co., Ltd.
    • Makoto Matsushita
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Rotating apparatus for construction machine
    • Publication number 20050253339
    • Publication date Nov 17, 2005
    • Hitachi Construction Machinery Co., Ltd.
    • Akio Hoshi
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Operator's cab in construction machine
    • Publication number 20010005092
    • Publication date Jun 28, 2001
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Tsuyoshi Sakyo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS