TREA

Xiaoyu RONG

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  • Qingdao, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball-hinged transmission shaft with straight shaft
    • Patent number 11,761,491
    • Issue date Sep 19, 2023
    • QINGDAO ACME INNOVATION TECHNOLOGY CO., LTD.
    • Dewei Zhu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    UNLOADING VALVE AND COMBINED VALVE TYPE BUFFER CYLINDER
    • Publication number 20230296116
    • Publication date Sep 21, 2023
    • QINGDAO ACME INNOVATION TECHNOLOGY CO., LTD.
    • Dewei ZHU
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    BALL-HINGED TRANSMISSION SHAFT WITH STRAIGHT SHAFT
    • Publication number 20230213069
    • Publication date Jul 6, 2023
    • QINGDAO ACME INNOVATION TECHNOLOGY CO., LTD.
    • Dewei ZHU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...