ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,641, issued on Dec. 23, was assigned to KunShan Go-Visionox Opto-Electronics Co. Ltd (Kunshan, China).

"Organic electroluminescent device, display panel and display device" was invented by Guomeng Li (Jiangsu, China), Yuewei Zhang (Jiangsu, China), Xiaokang Zhou (Jiangsu, China), Chunliang Yao (Jiangsu, China) and Qiqi Qin (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The organic electroluminescent device includes a first electrode, a second electrode and an organic layer located between the first electrode and the second electrode, the organic layer includes a light-emitting layer, the light-emitting layer includes a host material,...