ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,749, issued on July 21, was assigned to TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY Co. LTD. (Shenzhen, China).

"Liquid crystal display device" was invented by Yutong Han (Shenzhen, China), Juncheng Xiao (Shenzhen, China), Ji Li (Shenzhen, China) and Xiaojin He (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides a liquid crystal display device. The liquid crystal display device includes a first substrate, a second substrate, a liquid crystal layer, an upper polarizer, a color conversion layer and a third substrate. The second substrate is arranged opposite to the first substrate. The liquid crystal layer is...