ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,529, issued on June 3, was assigned to Sensel Inc. (Sunnyvale, Calif.).

"Haptic actuator system including a multi-layer inductor and a magnetic element" was invented by Ilya Daniel Rosenberg (Sunnyvale, Calif.), Ninad Sathe (Sunnyvale, Calif.), Harsha Rao (Sunnyvale, Calif.) and Darren Lochun (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "One variation of a system for a haptic actuator includes: a substrate; a baseplate; a magnetic element; and a set of spacer elements. The substrate includes: a first layer including a first spiral trace coiled in a first direction; and a second layer. The second layer is arranged below the first l...