ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,597, issued on March 25, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).
"Display substrate and display device" was invented by Ying Han (Beijing), Pan Xu (Beijing), Xing Zhang (Beijing), Guangshuang Lv (Beijing), Donghui Zhao (Beijing), Chengyuan Luo (Beijing) and Cheng Xu (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 pixel driving circuit layer, a first planarization layer, a first metal layer, a second planarization layer, a plurality of first electrodes and a pixel definition layer; the pixel driving circuit layer includes a plurality...