ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,397,477, issued on Aug. 26, was assigned to DigiLens Inc. (Sunnyvale, Calif.).
"Methods for compensating for optical surface nonuniformity" was invented by Jonathan David Waldern (Los Altos Hills, Calif.), Shibu Abraham (Sunnyvale, Calif.) and Milan Momcilo Popovich (Leicester, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for compensating for nonuniform surface topography features in accordance with various embodiments of the invention are illustrated. One embodiment includes a method for manufacturing waveguide cells, the method including providing a waveguide including first and second substrates and a layer of opti...