ALEXANDRIA, Va., Aug. 25 -- United States Patent no. D1,144,297, issued on Aug. 25.

"Wireless lavalier microphone transmitter" was invented by Mingxing Li (Zhenfeng County, China).

The patent was filed on Aug. 14, 2025, under Application No. D/018,237.

*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=D1144297&OS=D1144297&RS=D1144297

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