ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,664, issued on Dec. 23, was assigned to Beijing BOE Technology Development Co. Ltd. (Beijing).

"Array substrate, manufacturing method thereof, liquid crystal cell and display apparatus" was invented by Yunping Di (Beijing), Chenyang Zhang (Beijing), Lizhong Wang (Beijing), Yichi Zhang (Beijing), Haoliang Zheng (Beijing) and Zhen Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An array substrate, a method for manufacturing an array substrate, a liquid crystal cell and a display apparatus are provided. The array substrate includes: a first base substrate; thin film transistors; a first planarization layer; a common electrode on a side of...