ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,426,457, issued on Sept. 23, was assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY Co. LTD. (Chengdu, China) and BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Display substrate and manufacturing method thereof, and display device" was invented by Feng Wei (Beijing), Hongjun Zhou (Beijing) and Lili Du (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate has a display region and an electrode opening region, the display region includes a first electrode layer and a spacer layer on a base substrate; the electrode opening region includes a third ...