1–20 of 50 hits
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    Oil supplementing method of power transformer and expander lifting device thereof

    Free access
    LIU XIAOXIA / ZHANG LEI | European Patent Office | 2023

    Dragging type real-time communication device of underwater portable/mobile intelligent terminal

    Free access
    LIU SONGDONG / ZHANG LEI | European Patent Office | 2020

    Thermoelectric conversion system

    Free access
    LIU FENGMING / ZHANG LEI / ZHU XIYU | European Patent Office | 2023

    Intelligent traffic guidance device

    Free access
    SUN JINPING / ZHANG LEI / LIU ZHONGYU | European Patent Office | 2022

    Intelligent traffic light device

    Free access
    SUN JINPING / ZHANG LEI / LIU ZHONGYU | European Patent Office | 2022

    Elevator energy-saving control device and method

    Free access
    LIU WENJIN / ZHANG LEI / ZHANG HAORAN | European Patent Office | 2020

    Automobile wire harness connector device with bundling protection structure and disassembly and assembly method

    Free access
    ZHANG LEI / LIU XIAODI / WANG AOFENG et al. | European Patent Office | 2023

    High-voltage SiC motor controller and electric automobile comprising same

    Free access
    SUN HAO / ZHANG LEI / LIU CHAO et al. | European Patent Office | 2023

    Train compartment vibration monitoring method and vibration signal feature library establishment and application methods

    Free access
    LIU HUI / YU CHENGMING / LI YANFEI et al. | European Patent Office | 2024

      TRAIN COMPARTMENT VIBRATION MONITORING METHOD AND VIBRATION SIGNAL FEATURE LIBRARY ESTABLISHMENT AND APPLICATION METHODS

      Free access
      LIU HUI / YU CHENGMING / LI YANFEI et al. | European Patent Office | 2024

    TRAIN COMPARTMENT VIBRATION MONITORING METHOD, VIBRATION SIGNAL FEATURE LIBRARY ESTABLISHMENT METHOD AND VIBRATION SIGNAL FEATURE LIBRARY APPLICATION METHOD

    Free access
    LIU HUI / YU CHENGMING / LI YANFEI et al. | European Patent Office | 2022

    Aircraft flight attitude simulation supporting device

    Free access
    REN ZHONGCAI / NIE BOWEN / CEN FEI et al. | European Patent Office | 2022

    Vehicle lighting system and vehicle

    Free access
    ZHANG LEI / CHEN LEHENG / AN CHAO et al. | European Patent Office | 2023

    Target positioning turntable system capable of reducing electromagnetic interference

    Free access
    ZHANG KAI / ZHAO QIAN / ZHANG LEI et al. | European Patent Office | 2021

    Hydrogen protection device of hydrogen fuel cell for aviation

    Free access
    LIU XIANG / WAN HENGCHENG / ZHU HONGJIE et al. | European Patent Office | 2024

    New energy automobile automatic charging equipment with high safety

    Free access
    HE WEI / ZHANG LEI / ZHANG WEI et al. | European Patent Office | 2024

    System net cage capable of automatically replacing netting

    Free access
    CAO YUGUANG / ZHU JIANGFENG / SUN XIAOYU et al. | European Patent Office | 2021

    UNMANNED AERIAL VEHICLE

    Free access
    ZHANG LEI / PENG TAO / LIAO MINGXING et al. | European Patent Office | 2021

    Earth dam deformation monitoring method combining unmanned aerial vehicle and three-dimensional laser scanning

    Free access
    YAO FUSHUAN / SEAN SHANG / SHI FENG et al. | European Patent Office | 2023

    Truss type submarine cable underwater detection beacon carrying device

    Free access
    LIU ZONGXI / OUYANG BENHONG / WANG YULI et al. | European Patent Office | 2024