ALEXANDRIA, Va., July 21 -- United States Patent no. D1,135,870, issued on July 21, was assigned to Shenzhen Ye Yin Technology Co. LTD (Shenzhen, China).
"Combined wireless headphone and headphone case" was invented by Zeyu Tang (Guangzhou, China).
The patent was filed on Feb. 4, 2024, under Application No. D/927,359.
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