ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,513, issued on Oct. 14, was assigned to Japan Display Inc. (Tokyo).
"Lighting device with liquid crystal panels" was invented by Kojiro Ikeda (Tokyo) and Takeo Koito (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a lighting device including a light source, a first liquid crystal panel over the light source, and a second liquid crystal panel over the first liquid crystal panel. Each of the first liquid crystal panel and the second liquid crystal panel includes: a substrate; a plurality of lower electrodes arranged over the substrate in a stripe shape; a first orientation film over the plurality of lower electrodes; a liquid crysta...