ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,541, issued on Sept. 8, was assigned to Chengdu BOE Optoelectronics Technology Co. Ltd. (Chengdu, China) and BOE Technology Group Co. Ltd. (Beijing).

"Display substrate and display apparatus" was invented by Yujing Li (Beijing), Gukhwan Song (Beijing), Haigang Qing (Beijing), Lu Bai (Beijing), Daiying Zhang (Beijing), Weishu Wen (Beijing), Junxiu Dai (Beijing), Guowei Zhao (Beijing), Yan Huang (Beijing) and Hongda Cui (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate and a display apparatus. The display substrate includes multiple circuit units, a circuit unit at least includes a pixel drive circuit, the pixel drive circuit...