ALEXANDRIA, Va., Aug. 5 -- United States Patent no. D1,139,630, issued on Aug. 4, was assigned to Shenzhen Huiwei Trading Co. Ltd. (Shenzhen, China).
"Light up drawing board" was invented by Qi Cheng (Huizhou City, China).
The patent was filed on May 30, 2025, under Application No. D/006,063.
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