ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,922, issued on July 1, was assigned to BOE Technology Group Co. Ltd. (Beijing).

"Grating structure, preparation method thereof and display device" was invented by Duohui Li (Beijing), Hong Chen (Beijing), Mengya Song (Beijing), Dongliang Zhang (Beijing), Xiao Zhang (Beijing), Zheng Duan (Beijing), Kang Guo (Beijing) and Xin Gu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided in the present disclosure are a grating structure, a preparation method thereof and a display device. The preparation method of the grating structure includes: forming a plurality of first convex structures arranged in a first direction; and forming a first rubber...