ALEXANDRIA, Va., July 7 -- United States Patent no. 12,677,564, issued on July 7, was assigned to Chengdu BOE Optoelectronics Technology Co. Ltd. (Chengdu, China) and BOE Technology Group Co. Ltd. (Beijing).

"Color conversion substrate and display apparatus" was invented by Cheng Zeng (Beijing), Jaeho Lee (Beijing), Dongyu Gao (Beijing), Jinglu Bai (Beijing), Kening Zheng (Beijing), Han Wu (Beijing) and Zhen Hu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A color conversion substrate is provided. The color conversion substrate includes a first light scattering layer on a base substrate; a bank layer on a base substrate; a plurality of first apertures and a plurality of second apertures extending t...