ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,162, issued on Nov. 25, was assigned to Inviza Corp. (Cambridge, Mass.).

"Piezo-elements for wearable devices, including fitness trackers, smart watches and the like" was invented by Robert G. Andosca (Boston), Todd Richard Christenson (Albuquerque, N.M.) and Marcus Taylor (Uppsala, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems methods, and structures are provided that scavenge mechanical energy to provide electrical energy to a wearable, where the mechanical energy is scavenged by a bending-strain-based transducer that includes a non-resonant energy harvester. The bending-strain-based transducer also includes a sensor and/or a hapti...