ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,301, issued on July 14, was assigned to Sivantos Pte. Ltd. (Singapore).

"Operation of a hearing device in an audio presentation system" was invented by Subhasri Mitra (Erlangen, Germany) and Andreas Pfrommer (Erlangen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method operates a hearing device in an audio presentation system. In this case, the hearing device has a wideband transmitter and a narrowband receiver. The audio presentation system has a plurality of audio transmitters that operate using narrowband transmission and are arranged so as to be spatially at a distance from one another in the intended usage state, and a plurality of...