ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,952, issued on May 5, was assigned to Magic Leap Inc. (Plantation, Fla.).

"Staging system to verify accuracy of a motion tracking system" was invented by Jason Robert Wither (San Jose, Calif.) and Eldar Khaliullin (Menlo Park, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A staging system has to be calibrated to determine a location of a horizontal pivot axis of a target frame. A stage calibration light beam is generated and reflected from a target frame mirror. The target frame is pivoted between first and second positions and the locations of the stage calibration light beam are detected. The locations of the stage calibration light beam pro...