ALEXANDRIA, Va., June 4 -- United States Patent no. 12,324,299, issued on June 3, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).

"Organic light-emitting device, a manufacturing method and display device" was invented by Shu Jing (Beijing), Xiaobo Du (Beijing) and Zhihui Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light-emitting device, a manufacturing method and a display device are provided. The organic light-emitting device includes: a first electrode and a second electrode that are arranged oppositely; at least two light-emitting layers located between the first electrode and the second electrode, the at least two light-emitting layers include a first light-emitting ...