ALEXANDRIA, Va., March 3 -- United States Patent no. D1,116,138, issued on March 3, was assigned to Jiangxi Dentalbright Technology Co. Ltd (Jiujiang, China).
"LED mask" was invented by Junyuan Qin (Jiujiang, China).
The patent was filed on Dec. 25, 2024, under Application No. D/980,527.
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