ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,831, issued on March 3, was assigned to Meta Platforms Technologies LLC (Menlo Park, Calif.).
"Energy harvesting component for an optical device having an illumination source emitting unused light" was invented by Rahul Agarwal (Woodinville, Wash.), Jonathan Robert Peterson (Woodinville, Wash.), Christopher Yuan Ting Liao (Seattle) and Giuseppe Calafiore (Woodinville, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to examples, an energy harvesting component for an optical device having an illumination source emitting unused light is described. The apparatus may include a light source to generate and transmit display light comprising ...