ALEXANDRIA, Va., June 16 -- United States Patent no. 12,310,190, issued on May 20, 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 Jun Yan (Beijing), Xiangdan Dong (Beijing), Fan He (Beijing) and Bo Cheng (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a display substrate and a display device. The display substrate includes: a base substrate including a display area and a peripheral area; a plurality of sub-pixels, wherein the sub-pixel includes: a light emitting element including a first electrode, a light emitting layer and a second ele...