TREA

Tsuyoshi Shimizu

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  • Tsuchiura-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Counterweight for construction machine
    • Patent number D678358
    • Issue date Mar 19, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Kazuhiko Hiraoka
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Engine cover for construction machine
    • Patent number D660323
    • Issue date May 22, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Kazuhiko Hiraoka
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Hydraulic excavator
    • Patent number D658211
    • Issue date Apr 24, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Kazuhiko Hiraoka
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Engine cover for construction machine
    • Patent number D655320
    • Issue date Mar 6, 2012
    • Hitachi Construction Machinery Co., Ltd.
    • Kazuhiko Hiraoka
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    Working Machine
    • Publication number 20130223967
    • Publication date Aug 29, 2013
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Tsuyoshi Shimizu
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS