1–20 of 32 hits
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    Integrated garbage disposal device

    Free access
    LIU MEI / CHANG LE | European Patent Office | 2020

    Obstacle detection system and method for railway operation line

    Free access
    ZHANG XIAOTAO / CHANG LE / REN ZHONG | European Patent Office | 2023

    Elastic wheel noise reduction plate

    Free access
    ZHENG LIXIN / ZHOU XIN / CHANG LE | European Patent Office | 2022

    Elevator voice control method and device

    Free access
    CHEN XIAOLIANG / GAO JUNBO / CHANG LE | European Patent Office | 2020

    Intelligent voice elevator calling control system

    Free access
    LUO WEIXIN / CHEN XIAOLIANG / CHANG LE | European Patent Office | 2020

    User elevator taking guiding method and system

    Free access
    CHEN XIAOLIANG / FENG DAHANG / XING YUEFENG et al. | European Patent Office | 2021

    Elevator control device and method

    Free access
    CHEN XIAOLIANG / LUO WEIXIN / CHANG LE et al. | European Patent Office | 2021

    Elevator floor determination method and device and electronic equipment

    Free access
    CHEN XIAOLIANG / LI ZHIYONG / GAO JUNBO et al. | European Patent Office | 2021

    Elevator operation control method and system

    Free access
    CHEN XIAOLIANG / FENG DAHANG / XING YUEFENG et al. | European Patent Office | 2021

    Elevator control method and device, electronic equipment and computer readable storage medium

    Free access
    WANG CHAO / CHEN XIAOLIANG / FENG DAHANG et al. | European Patent Office | 2020

    Harmonische Stromsteuerung mit vier Freiheitsgraden für Elektromotoren

    Free access
    PEDDI VINOD CHOWDARY / GONG CHENG / CHANG LE et al. | European Patent Office | 2024

    Vehicle body posture detection device for intelligent parking

    Free access
    TANG LIQIANG / CHEN LIANG / GAO XING et al. | European Patent Office | 2024

    Equipment for detecting hydrogen sulfide content in industrial park

    Free access
    CHANG LE / CHENG YIHENG / LIANG KAIYAN et al. | European Patent Office | 2023

    Mass data storage device for digital transfer system of power transmission and transformation project

    Free access
    LU TIANQI / CAO NANJUN / CHANG LE et al. | European Patent Office | 2022

    Electric vehicle, and safety control method, device and system for personnel left in vehicle

    Free access
    WANG GUOPEI / CHEN XISHAN / CHANG LE et al. | European Patent Office | 2020

    Analysis and Validation of Current Ripple Induced PWM Switching Noise and Vibration for Electric Vehicles

    Koch, Benjamin / Gong, Cheng / GSJ, Gautam et al. | SAE Technical Papers | 2023

    Reconfigurable battery pack switch control method with short-circuit risk immunity function

    Free access
    CHEN SIZHE / WANG YULE / CHEN ZITAO et al. | European Patent Office | 2020

    Condenser heat dissipation control method, automobile air-conditioning system and automobile

    Free access
    CHU JINFU / LI RUIJIE / CHANG DONGBO et al. | European Patent Office | 2020

    Dynamic scheduling method for unmanned aerial vehicle mobile charging station

    Free access
    HUANG AIWEN / LI XIANG'ER / SONG WEI et al. | European Patent Office | 2024