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Tomoya MURAZUMI

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  • Ushiku-shi, Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Construction machine
    • Patent number 11,933,023
    • Issue date Mar 19, 2024
    • Hitachi Construction Machinery Co., Ltd.
    • Hisashi Tago
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine
    • Patent number 11,027,674
    • Issue date Jun 8, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Tomoya Murazumi
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Construction Machine
    • Publication number 20220098830
    • Publication date Mar 31, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Hisashi TAGO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Construction Machine
    • Publication number 20200207288
    • Publication date Jul 2, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Tomoya MURAZUMI
    • B60 - VEHICLES IN GENERAL