ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,892, issued on April 21, was assigned to Japan Display Inc. (Tokyo).
"Liquid crystal optical element" was invented by Shinichiro Oka (Tokyo), Yasushi Tomioka (Tokyo), Koichi Igeta (Tokyo), Ayaka Higuchi (Tokyo), Tsuyoshi Iyama (Tokyo), Ryoichi Matsumoto (Tokyo), Kiyoshi Shohara (Tokyo) and Takeshi Yamamoto (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to one embodiment, a liquid crystal optical element according to one embodiment includes a substrate, a plurality of structures aligned at a prescribed pitch in each of a plurality of first areas, and a liquid crystal layer arranged across the plurality of first areas and a second ar...