ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,079, issued on June 17, was assigned to PS AUDIO DESIGN OY (Oulu, Finland).
"Surface audio device with haptic or audio feedback" was invented by Eero Yli-Rantala (Lapua, Finland), Vesa Kajanus (Oulunsalo, Finland), Petteri Luukkanen (Tupos, Finland) and Mika Lammassaari (Kiviniemi, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various example embodiments relate to providing audio or haptic feedback to a user. An apparatus may comprise: detection circuitry coupled to a first coil, wherein the detection circuitry is configured to detect a user input on a surface based on a triggering signal comprising voltage or current induced at the first c...