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Inventor
WU YUNBIN
CN
2 patents
Patents
2 patents
US11600127B2
Mar 7, 2023
Systems and methods for controlling access to an entrance
ZHEJIANG DAHUA TECHNOLOGY CO
8 citations
82
US11682254B2
Jun 20, 2023
Systems and methods for managing a floating population
ZHEJIANG DAHUA TECHNOLOGY CO
0 citations
43