ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,858, issued on June 3, was assigned to ZHEJIANG HUAXIAN PHOTOELECTRICITY TECHNOLOGY Co. LTD (Jiaxing, China).

"Organic compound and OLED having same and organica light-emitting apparatus" was invented by Lei Zhang (Jiaxing, China), Xiaoyu Zhao (Jiaxing, China), Kongwu Wu (Jiaxing, China), Yunqi Liu (Jiaxing, China) and Xiangzhen Kong (Jiaxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "For the organic compound in the present disclosure, by the combination of an anthracene ring and a specific substituent group, a structure of the organic compound has good hole and electron mobility and injection characteristics, and the stability of the comp...