ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,755, issued on June 3, was assigned to Apple Inc. (Cupertino, Calif.).

"Headphones" was invented by Edward Siahaan (San Francisco), Daniel R. Bloom (Alameda, Calif.), Lee M. Panecki (San Francisco), Phillip Qian (San Jose, Calif.), Benjamin A. Shaffer (San Jose, Calif.), Christopher J. Stringer (Woodside, Calif.), Eugene A. Whang (San Francisco), David H. Narajowski (Los Gatos, Calif.), Scott Y. Oshita (Los Altos, Calif.), Dustin A. Hatfield (Los Gatos, Calif.), Zachary G. Segraves (Redwood City, Calif.) and Sean J. Docherty (Mississauga, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure includes several different features suitabl...