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classificationCode:"ipc:B63B"

    Marine skin layer salinity measuring buoy

    Free access
    LEE MYUNG-KI / LI CHUANPENG / WANG CHAONI et al. | European Patent Office | 2024

    Bionic telemetering terminal

    Free access
    LI HAITAO / LI JIE / HU YANDONG et al. | European Patent Office | 2023

    Self-powered long-endurance multi-element drifting buoy

    Free access
    CHEN ZHIHUI / ZHOU ZILI / XIE YONG et al. | European Patent Office | 2022

    Unmanned ship device for automatically sampling water quality

    Free access
    LAI JUNXIANG / LIU XIONG / LI JIE et al. | European Patent Office | 2022

    Underwater traverse measurement method and device for acquiring seabed control point data

    Free access
    ZHAI JINGSHENG / WANG XIAOJIAN / QIAN ZHIWEN et al. | European Patent Office | 2022

    Device for testing water elastic performance of underwater rotary propeller-shaft system

    Free access
    LI JIASHENG / ZHANG ZHENGYI / LIU ZENG et al. | European Patent Office | 2021

    Intelligent detection device for fishery resource monitoring and evaluation

    Free access
    WU ZHI / LI XINHUI / LI JIE | European Patent Office | 2020