ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,297, issued on Feb. 24, was assigned to STANLEY ELECTRIC Co. LTD. (Tokyo).
"Lighting apparatus, vehicle headlight system" was invented by Yasuo Toko (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lighting apparatus including: a light source; a light condensing unit; a liquid crystal element disposed in a focal position of light condensed by the light condensing unit; a projection lens; a first polarizer disposed between the light source and the LC element; a second polarizer disposed between the LC element and the projection lens; and a diffractive optical element disposed between the light source and the LC element; where the diffractive o...