ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,022, issued on March 31, was assigned to Sharp Display Technology Corp. (Kameyama City, Japan).

"Stereoscopic display system and liquid crystal shutter device" was invented by Keiichi Yamamoto (Kameyama City, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stereoscopic display system includes a display panel and a liquid crystal shutter device. The liquid crystal shutter device includes a liquid crystal layer, a segment electrode, a counter electrode, an auxiliary electrode, an insulating layer, and a drive circuit. The drive circuit applies a drive voltage to the segment electrode in synchronization with a switching of a display of the disp...