ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,389,774, issued on Aug. 12, was assigned to Chengdu BOE Optoelectronics Technology Co. Ltd. (Sichuan, China) and BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Display substrate and display device" was invented by Qi Liu (Beijing), Cong Fan (Beijing) and Xiangdan Dong (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate and a display device. The display substrate includes a base substrate, a first metal signal layer and a metal touch layer. The first metal signal line layer includes a plurality of first metal signal lines extending along a first direction, a plurality of metal connection signal lines are included between every two adja...