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classificationCode:"ipc:B63B"

    Accurate flow velocity measurement method and system based on unmanned ship

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    CHEN WENFENG / HUANG SHENG / FENG LIHUI et al. | European Patent Office | 2024

    Water pollution standard control method and system based on unmanned ship

    Free access
    CHEN WENFENG / HUANG SHENG / FENG LIHUI et al. | European Patent Office | 2024

    Multi-beam sounding equipment and use method thereof

    Free access
    HU FENGTAO / JIN JIANPING / YU JIANG et al. | European Patent Office | 2023

    Reflection device, reflection combination device and installation method of equipment base for measuring blind area

    Free access
    ZHANG WENJUN / CHEN HAO / KAN ZHENGJIA et al. | European Patent Office | 2022

    Water gauge calculation method based on simulated ship shape

    Free access
    LIU CHONGWEI / WANG GUOXUN / WANG DONG et al. | European Patent Office | 2020

    Automatic fishing boat for detecting fish school and hydrological information

    Free access
    PENG WEIYE / YE GUANWEI / LONG HONGTING et al. | European Patent Office | 2020