ALEXANDRIA, Va., Sept. 23 -- United States Patent no. D1,094,330, issued on Sept. 23, was assigned to SONY GROUP Corp. (Tokyo).
"Headphone" was invented by Shinpei Hirano (Tokyo).
The patent was filed on Aug. 17, 2023, under Application No. D/910,274.
*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=D1094330&OS=D1094330&RS=D1094330
Disclaimer: Curated by HT Syndication....