ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,236, issued on Dec. 2, was assigned to BEIJING SUMMER SPROUT TECHNOLOGY Co. LTD. (Beijing).
"Electroluminescent device" was invented by Le Wang (Beijing), Qiang Wang (Beijing), Junfei Wang (Beijing), Han Zhang (Beijing), Qi Zhang (Beijing), Zhihong Dai (Beijing), Cuifang Zhang (Beijing), Nannan Lu (Beijing), Chi Yuen Raymond Kwong (Beijing) and Chuanjun Xia (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an electroluminescent device. The electroluminescent device includes an anode, a cathode and an organic layer disposed between the anode and the cathode, where the organic layer includes at least a first compound having a structur...