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Riichiro TADAKUMA

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  • Yonezawa-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Differential mechanism
    • Patent number 12,233,540
    • Issue date Feb 25, 2025
    • YAMAGATA UNIVERSITY
    • Riichiro Tadakuma
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Multidirectional drive device, and automatic camera
    • Patent number 10,401,711
    • Issue date Sep 3, 2019
    • NEC Embedded Products, Ltd.
    • Tomomi Matsuda
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    DIFFERENTIAL MECHANISM
    • Publication number 20230193986
    • Publication date Jun 22, 2023
    • YAMAGATA UNIVERSITY
    • Riichiro TADAKUMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-DIRECTIONAL DRIVE DEVICE, ROBOT JOINT MECHANISM, AND MULTI-DI...
    • Publication number 20190283242
    • Publication date Sep 19, 2019
    • NEC Embedded Products, Ltd.
    • Yasunori OKAZAKI
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    MULTIDIRECTIONAL DRIVE DEVICE, AND AUTOMATIC CAMERA
    • Publication number 20180284578
    • Publication date Oct 4, 2018
    • NEC Embedded Products, Ltd.
    • Tomomi MATSUDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...