1–5 of 5 hits
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    MARINE PORT SAFETY UNMANNED AERIAL VEHICLE DETECTION SYSTEM

    Free access
    LIU HAOYUAN / GUO SHULU / SUN LIJING et al. | European Patent Office | 2022

      Marine port safety unmanned aerial vehicle detection system

      Free access
      LIU HAOYUAN / GUO SHULU / SUN LIJING et al. | European Patent Office | 2021

    FIXING DEVICE AND METHOD FOR LIFTABLE/LOWERABLE MARINE SURVEYING INSTRUMENT FOR SHIP

    Free access
    LIU HAOYUAN / GUO SHULU / ZHAO PENG et al. | European Patent Office | 2022

    PORT TRAFFIC MONITORING DEVICE AND MONITORING METHOD THEREFOR

    Free access
    LIU HAOYUAN | European Patent Office | 2021

    TARGET FOLLOWING-TYPE AQUACULTURE MONITORING APPARATUS AND METHOD

    Free access
    LIU HAOYUAN / ZHENG YUJUN / ZHENG RUIYUN et al. | European Patent Office | 2020

    Port traffic monitoring device and monitoring method thereof

    Free access
    LIU HAOYUAN | European Patent Office | 2020