ALEXANDRIA, Va., Nov. 11 -- United States Patent no. D1,101,927, issued on Nov. 11, was assigned to Shenzhen Xinzhengyu Technology Co. Ltd (Shenzhen, China).
"Earplug" was invented by Junhua Wu (Shenzhen, China).
The patent was filed on Oct. 28, 2024, under Application No. D/970,349.
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