1–20 of 303 hits
|

    Brake force generation method and device based on emergency braking system

    Free access
    XU JIE | European Patent Office | 2023

    Urban traffic optimization system

    Free access
    XU JIE | European Patent Office | 2024

    Efficient charging system for electric bicycle

    Free access
    XU JIE | European Patent Office | 2020

    Hydraulic carrying device for logistics transportation

    Free access
    XU JIE | European Patent Office | 2021

    High-efficiency power supply system for electric bicycles

    Free access
    XU JIE | European Patent Office | 2020

    Electric bicycle control system based on Internet-of-things

    Free access
    XU JIE | European Patent Office | 2020

    Smart seat for reminding bus arrival by light vibration

    Free access
    XU JIE | European Patent Office | 2015

    Automatic rotating type clip hook lifting appliance

    Free access
    DU YU / XU JIE | European Patent Office | 2023

    Propulsion device for ships

    Free access
    FANG DEYU / XU JIE | European Patent Office | 2022

    Driving mechanism for realizing different time sequence motions of grating blades

    Free access
    XU JIE / GUO SHENGWEI | European Patent Office | 2021

    Storable piano key type automatic lifting appliance

    Free access
    XU JIE / DU YU | European Patent Office | 2023

    AN ACTIVE GRILLE SHUTTER SYSTEM

    Free access
    XU JIE / GUI XIAOGANG | European Patent Office | 2020

    Surveying and mapping unmanned aerial vehicle for surveying and mapping geographic information

    Free access
    GU WEIMING / XU JIE | European Patent Office | 2023