ALEXANDRIA, Va., June 10 -- United States Patent no. D1,073,650, issued on May 6, was assigned to Wuhan Qiandiancheng Network Technology Co. Ltd (Wuhan, China).
"Earphone" was invented by Qinghua Liu (Ganzhou, China).
The patent was filed on Nov. 26, 2024, under Application No. D/974,978.
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