1–10 of 134 hits
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    Map display method, device and computer storage medium

    Free access
    ZHANG QIN | European Patent Office | 2020

    Old community intelligent parking system based on Internet

    Free access
    ZHANG QIN | European Patent Office | 2020

    Tricycle combined type cab convenient to transport, assemble and disassemble

    Free access
    ZHANG QIN | European Patent Office | 2020

    Solid hydrogen fuel cell recreational vehicle

    Free access
    ZHANG QIN / ZHANG YUXIANG | European Patent Office | 2021

    Anti-glare streaming media automobile data recorder with rapid transmission function

    Free access
    ZHANG QIN / YAN JIE | European Patent Office | 2021

    Automobile lane changing safety reminding auxiliary system

    Free access
    ZHANG QIN / ZHU XIAO | European Patent Office | 2020