ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,202, issued on Dec. 30, was assigned to 52 HERTZ (Plouzane, France).
"Communication device comprising a mouthpiece" was invented by Jonas Guerche (Boulogne-Billancourt, France), Gabriel Guerche (Boulogne-Billancourt, France) and Dylan De Crignis (Ecole Valentin, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A communication device includes a mouthpiece intended to be worn in the mouth of a subject including an acoustic conduction plate intended to be bitten by the user; and a vibrating element configured to convert an audio input into an acoustic output, the vibrating element being coupled to the acoustic conduction plate so as to transmit sa...