ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,781, issued on March 18, was assigned to Hefei BOE Optoelectronics Technology Co. Ltd. (Anhui, China) and BOE Technology Group Co. Ltd. (Beijing).

"Array substrate, display panel, and display device" was invented by Zhaofan Liu (Beijing), Wei Xue (Beijing), Xianxue Duan (Beijing) and Hongmin Li (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An array substrate includes a first substrate, a switch layer group, an insulation layer group and a reflective layer. The switch layer group includes switch units and first shading layers, the first shading layers being spaced apart, the first shading layer being disposed on a same layer and of a same ...