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classificationCode:("ipc:G08G")

    Tunnel intelligent edge calculation management and control system

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    YANG KAI | European Patent Office | 2020

    Underground vehicle traffic management system, management method and computer equipment

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    JIN KAIYUE / WU WEI / ZHENG LUJING et al. | European Patent Office | 2020

    Environment-friendly vehicle parking method based on underground garage air

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    JIANG CHUNBO | European Patent Office | 2020

    Control method and system for preventing curve collision of underground mine cars

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    WEI ZHEN / CHENG YUN'AN / XU ZIJUN et al. | European Patent Office | 2020

    Traffic signal lamp with anti-haze function

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    ZHANG CHUANLIANG | European Patent Office | 2020

    Coating material and method for detecting irradiated object

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    INOUE HIROSHI | European Patent Office | 2020

    Signal lamp with cleaning function

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    ZHANG CHAO | European Patent Office | 2020

    Display screen internal monitoring system

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    DENG WU | European Patent Office | 2020

    High-reliability traffic signal equipment with dehumidification function

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    WANG DONGMEI | European Patent Office | 2020

    Environment-friendly dustproof traffic light

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    ZHANG ANLIN / MA XIAOBING / ZHANG XIN | European Patent Office | 2020

    Highway tunnel flexible blocking system based on water curtain projection

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    XIA-YANG YUYU / MA FEI / DING HAO et al. | European Patent Office | 2020

    Charging management device for intelligent parking lot

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    LYU CHAO / ZHAI SUIBING / WANG XIN | European Patent Office | 2020

    Intelligent traffic guide device

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    ZHOU TIANJIAN | European Patent Office | 2020

    Traffic signal control system based on intelligent lamp post

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    LIU RUIYA / LIU YANG / HUANG LELE et al. | European Patent Office | 2021

    Urban road traffic management monitoring system and method based on Internet

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    CHEN XIAOJUN | European Patent Office | 2021

    Road weight measuring and tail gas purifying system and control method thereof

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    SHAO QIGAN / WANG GANG / WANG CHEN et al. | European Patent Office | 2021

    Signal lamp with air purification function

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    LYU QIMING | European Patent Office | 2021

    Traffic signal lamp with automatic protection function

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    WEI LIHONG / CHENG XIAO'AN / LYU WENGUANG | European Patent Office | 2021