1–10 of 14 hits
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    Connecting system for modularized additionally-installed elevator and existing building empty space

    Free access
    CHEN CHAOJUN / ZHANG ZHEN / WANG QIONG et al. | European Patent Office | 2023

    Control device and control method for engineering machinery and engineering machinery

    Free access
    ZHANG ZHEN / CAI WEN / WEI XUEPING et al. | European Patent Office | 2023

    Double-hook marine crane pile driving barge and construction method

    Free access
    SONG ZHENGCHANG / ZHANG ZHEN / CUI JIN et al. | European Patent Office | 2023

    Drawer type automatic charging three-dimensional parking garage and car parking and picking-up method

    Free access
    JIN YE / LI XIN / ZHANG LEI et al. | European Patent Office | 2024

    Dredging equipment

    Free access
    ZHANG WEI / ZHANG ZHEN / ZHOU CHENGLONG et al. | European Patent Office | 2023

    Energy-saving and environment-friendly road garbage cleaning vehicle

    Free access
    ZHANG ZHEN / TIAN MINGYAN | European Patent Office | 2021

    Intelligent environment-friendly intercepting device for vacuum sewage discharge

    Free access
    ZHANG TIANFU / CHEN ZHONGFEN / FU JINGWEI et al. | European Patent Office | 2024

    Intelligent environment-friendly interception system for vacuum sewage discharge

    Free access
    ZHANG TIANFU / CHEN ZHONGFEN / FU JINGWEI et al. | European Patent Office | 2024

    New energy sanitation vehicle cab

    Free access
    ZHANG JIANMIN / ZHANG YINGLI / ZHANG ZHEN | European Patent Office | 2023