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Hiroyuki AKIYAMA

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  • Takasago-shi, Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Speed reducer capable of changing speed
    • Patent number 11,261,942
    • Issue date Mar 1, 2022
    • Kobe Steel, Ltd.
    • Hiroyuki Akiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Speed-switchable reduction gear
    • Patent number 10,871,219
    • Issue date Dec 22, 2020
    • Kobe Steel, Ltd.
    • Hiroyuki Akiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SPEED REDUCER CAPABLE OF CHANGING SPEED
    • Publication number 20190383362
    • Publication date Dec 19, 2019
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Hiroyuki AKIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SPEED-SWITCHABLE REDUCTION GEAR
    • Publication number 20190048993
    • Publication date Feb 14, 2019
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Hiroyuki AKIYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...