ALEXANDRIA, Va., Sept. 10 -- United States Patent no. D1,092,063, issued on Sept. 9, was assigned to Thumbs Up Innovations Technology Co. Ltd. (Guangdong, China).
"Electric toothbrush" was invented by Zhihui Yang (Guangdong, China), Jiacheng Huang (Guangdong, China) and Xiu Zou (Guangdong, China).
The patent was filed on Jan. 25, 2024, under Application No. D/925,628.
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