TREA

Hidefumi Hiramatsu

Follow

Person

  • Hitachinaka-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 9,181,675
    • Issue date Nov 10, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Ueki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine
    • Patent number 9,016,418
    • Issue date Apr 28, 2015
    • Hitachi Construction Machinery Co., Ltd.
    • Kakurou Ootsuka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20140186151
    • Publication date Jul 3, 2014
    • Hitachi Constuction Machinery Co., Ltd.
    • Kakurou Ootsuka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONSTRUCTION MACHINE
    • Publication number 20130323001
    • Publication date Dec 5, 2013
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Ueki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING