US Patent Issued to Guangdong Yingxin Technology on July 14 for "Electric toothbrush replacement head" (Chinese Inventor)

ALEXANDRIA, Va., July 14 -- United States Patent no. D1,133,551, issued on July 14, was assigned to Guangdong Yingxin Technology Co. Ltd (Dongguan, China).

"Electric toothbrush replacement head" was invented by Xiaohong Wu (Dongguan, China).

The patent was filed on April 16, 2025, under Application No. D/999,073.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=D1133551&OS=D1133551&RS=D1133551

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