ALEXANDRIA, Va., Dec. 31 -- United States Patent no. D1,107,941, issued on Dec. 30.
"Drug screening instrument" was invented by Chang Liu (Shanghai), Xiaoxing Zhang (Shanghai), Siqi Qian (Shanghai), Guangxia Liu (Shanghai), Jiangyue Hu (Shanghai), Shengbin Ma (Shanghai), Aliang Wu (Shanghai), Wenting Chen (Shanghai), Xiaonan Xu (Shanghai), Weiren Cui (Shanghai), Wenji Su (Shanghai) and Letian Kuai (Shanghai).
The patent was filed on Jan. 26, 2024, under Application No. D/523,684.
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