1–20 of 201 hits
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    Auxiliary oil pump device for hybrid electric vehicle and control method

    Free access
    SONG JIAN | European Patent Office | 2021

    Monitoring and warning method for low-speed driving on expressway

    Free access
    SONG JIAN | European Patent Office | 2021

    Self-monitoring method for motor vehicle driving

    Free access
    SONG JIAN | European Patent Office | 2021

    Motor vehicle electronic identification method

    Free access
    SONG JIAN | European Patent Office | 2021

    Self-adaptive safety protection system for hot-air balloon

    Free access
    SONG JIAN | European Patent Office | 2021

    Image speed measurement method utilizing road marking

    Free access
    SONG JIAN | European Patent Office | 2021

    Vehicle speed self-monitoring method for vehicles passing through expressway

    Free access
    SONG JIAN | European Patent Office | 2021

    Ground type aircraft parameter monitoring system

    Free access
    SONG JIAN | European Patent Office | 2020

    Bluetooth communication link control device

    Free access
    SONG JIAN | European Patent Office | 2020

    Elevator with intelligent consolation device for trapped people

    Free access
    SONG JIAN | European Patent Office | 2016

    Dimmable sightseeing lift

    Free access
    SONG JIAN | European Patent Office | 2015

    Elevator having electric energy feedback device

    Free access
    SONG JIAN | European Patent Office | 2015

    Crane positioning system for workshop

    Free access
    SONG JIAN | European Patent Office | 2015

    Crane detecting system for workshop

    Free access
    SONG JIAN | European Patent Office | 2015

    Monitor system for forklift truck

    Free access
    SONG JIAN | European Patent Office | 2015

    Intelligent escalator for public place

    Free access
    SONG JIAN | European Patent Office | 2015

    Medical service elevator

    Free access
    SONG JIAN | European Patent Office | 2015

    Electricity-saving adjustable plate gripping mechanism

    Free access
    SONG JIAN | European Patent Office | 2015