ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,433,109, issued on Sept. 30, was assigned to Chengdu BOE Optoelectronics Technology Co. Ltd. (Sichuan, China) and BOE Technology Group Co. Ltd. (Beijing).

"Display substrate, preparation method thereof, and display apparatus" was invented by Xiaoqi Ding (Beijing), Peng Huang (Beijing), Ke Liu (Beijing), Tao Gao (Beijing), Xinlei Yang (Beijing), Guoyi Cui (Beijing), Zeliang Li (Beijing) and Hui Lu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a display substrate, a preparation method thereof and a display apparatus. The display substrate includes a first semi-conductive layer, a first conductive layer, a second conductive layer, a...