ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,973, issued on June 3, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Dynamic control of waveguide eye box" was invented by Joel Steven Kollin (Seattle), Ishan Chatterjee (Mountain View, Calif.), Benjamin Eliot Lundell (Seattle), Christopher Charles Aholt (Newcastle, Wash.), Maria Esther Pace (Palo Alto, Calif.), Andreas Georgiou (Cambridge, Great Britain), Robert Thomas Held (Seattle) and Mark Theodore Bolas (Bellevue, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "One disclosed example provides a near-eye display device. The near-eye display device comprises an eye tracking system configured to determine a position of a...