ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,078, issued on April 21, was assigned to Chengdu BOE Optoelectronics Technology Co. Ltd. (Chengdu, China) and BOE Technology Group Co. Ltd. (Beijing).

"Display substrate, preparation method therefor, and display apparatus" was invented by Tinghua Shang (Beijing), Yi Zhang (Beijing), Tingliang Liu (Beijing), Yang Zhou (Beijing) and Huijuan Yang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Proposed are a display substrate and a preparation method therefor, and a display apparatus. The display substrate includes a drive circuit layer disposed on a substrate and a light emitting structure layer disposed at a side of the drive circuit layer a...