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Hiroki Takatsuki

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  • Anpachi-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drilling tip and drilling tool
    • Patent number 11,976,518
    • Issue date May 7, 2024
    • MMC RYOTEC CORPORATION
    • Kazuyoshi Nakamura
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    DRILLING TIP AND DRILLING TOOL
    • Publication number 20220290502
    • Publication date Sep 15, 2022
    • MMC RYOTEC CORPORATION
    • Kazuyoshi Nakamura
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILLING TOOL
    • Publication number 20170234075
    • Publication date Aug 17, 2017
    • MITSUBISHI MATERIALS CORPORATION
    • Kazuyoshi Nakamura
    • E21 - EARTH DRILLING MINING