ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,449,670, issued on Oct. 21, was assigned to GOOGLE LLC (Mountain View, Calif.).
"Optical elements for displays" was invented by Daniel Adema (Kitchener, Canada) and Ian Andrews (Kitchener, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided an optical element including a light guide, an incoupler, and a beam splitter disposed in an optical path of a display beam between the incoupler and a light engine to generate the display beam. The display beam may comprise first and second beams. The beam splitter may split the display beam to form a first offspring beam including the first beam and a first portion of the second beam, and to for...