ALEXANDRIA, Va., Oct. 27 -- United States Patent no. D1,155,681, issued on Oct. 27, was assigned to DongGuan Casekey Industry Co. Ltd (Dongguan, China).
"Card holder" was invented by Haiyan Huang (Dongguan, China) and Youguo Zhou (Changsha, China).
The patent was filed on July 4, 2025, under Application No. D/011,616.
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