ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,733, issued on Aug. 11, was assigned to Apple Inc. (Cupertino, Calif.).

"Electronic devices with compound planetary gearboxes" was invented by Huali Ding (Campbell, Calif.), Alexander B von Schulmann (Sunnyvale, Calif.) and Matin Seadat Beheshti (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Electronic devices such as head-mounted electronic devices may include displays for presenting images to users. To accommodate variations in the interpupillary distances associated with different users, a head-mounted device may have left-eye and right-eye optical modules that move with respect to each other with actuators. The actuators may i...