ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,621, issued on Oct. 28, was assigned to Apple Inc. (Cupertino, Calif.).

"Optimizations in associating user gaze with user interface elements" was invented by Chase B Lortie (San Francisco), David J Meyer (Menlo Park, Calif.), Paul A Lacey (Davie, Fla.), Julian K Shutzberg (San Francisco), Ali Ercan (San Jose, Calif.) and Wei-Kang Hsu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various implementations assess user interactions to trigger user interface responses. Some implementations associate user gaze with user interface elements using one or more criteria that enable interpreting the user's gaze in ways that are consistent with...