1–10 of 2,006 hits
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    Parking lot automatic parking space management device for smart community

    Free access
    XU FENG | European Patent Office | 2021

    Digital traffic intelligent composite management system

    Free access
    XU FENG | European Patent Office | 2021

    Limiting mechanism for compensation rope tensioning wheel of elevator

    Free access
    XU FENG | European Patent Office | 2021

    Mobile platform for construction equipment

    Free access
    XU FENG | European Patent Office | 2021

    Traffic signal lamp management method and system based on big data

    Free access
    XU FENG | European Patent Office | 2020

    Trolley guiding and positioning mechanism

    Free access
    XU FENG | European Patent Office | 2023

    Bobbin paper lifting mechanism

    Free access
    XU FENG | European Patent Office | 2023

    Pendulum rod type bicycle training device

    Free access
    XU FENG | European Patent Office | 2015

    Anti-skid and anti-explosion safety tire

    Free access
    XU FENG | European Patent Office | 2015