ALEXANDRIA, Va., March 24 -- United States Patent no. 12,585,120, issued on March 24, was assigned to Apple Inc. (Cupertino, Calif.).

"Electronic devices with illumination systems" was invented by Edward S Huo (Sunnyvale, Calif.) and Devinne Cullinane (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A head-mounted device may include displays for presenting images to a user. The head-mounted device may have a hand tracker for gathering hand tracking input from a user. The hand tracker may include a steerable illumination system such as a steerable infrared illuminator. Infrared light may be steered by selectively activating light-emitting diodes in an array and/or using positioners to move an inf...