ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,570, issued on Sept. 1, was assigned to AUO Corp. (Hsinchu City, Taiwan).

"Pixel circuit and driving method thereof" was invented by Lung-Ling Tang (Hsinchu City, Taiwan) and Tzu-Chiang Liao (Hsinchu City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pixel circuit includes a driving transistor, an emission control transistor, a first light-emitting element and a second light-emitting element. The emission control transistor is between a first terminal of the driving transistor and a first system voltage terminal. The first light-emitting element is between a second terminal of the driving transistor and a second system voltage terminal. T...