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    一种防落叶的新能源LED交通信号灯

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    European Patent Office | 2024

    一种智慧城市的智能公交电子站牌

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    European Patent Office | 2024

    Speed measurement warning device suitable for downhill road section of expressway

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    LI MINGWEI / ZHU XUANYING / HE SENHUI et al. | European Patent Office | 2024

    Artificial elimination method for road surface heating agglomerate fog

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    LU ZHENLI / AN YUAN / SUN BOWEN et al. | European Patent Office | 2024

    The vehicle access blocking device and road blocking method using the same

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    KIM MI JIN | European Patent Office | 2024

    height limit device and the method install height limit device

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    SONG YOUNG A | European Patent Office | 2024

    Image recognition sensing device for parking

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    ZHU HONGQIN / LI XUEHAN | European Patent Office | 2024

    一种新能源公交站牌太阳能发电光板检测系统

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    European Patent Office | 2024

    一种高速公路信息预警装置

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    European Patent Office | 2023

    Highway traffic flow early warning control device and early warning control system

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    YUAN YUJUN / XU GUIYIN / ZHANG ZURUI et al. | European Patent Office | 2023

    Tunnel entry blocking device

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    KIM MI JIN | European Patent Office | 2023

    Black ice accident prevention system using reversible discoloration paint

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    KIM GI SEONG / PARK JEONG JUN / HONG GI GWON et al. | European Patent Office | 2023

    CO2 MANAGEMENT SYSTEM, CO2 MANAGEMENT METHOD, AND STORAGE MEDIUM

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    HIRATA YASUSHI / SUGIYAMA KOSEKI / MIYAMOTO YOSHINORI et al. | European Patent Office | 2023

    Road black ice warning sign displayed on the road surface

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    European Patent Office | 2023

    Road black ice warning sign displayed on the road surface

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    GONG YU SEOK / LEE BYUNG DUCK | European Patent Office | 2023

    Barricade for crosswalk

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    SIM JAE HAK / YU DAE WON / LEE HYEON JUN et al. | European Patent Office | 2023