ALEXANDRIA, Va., June 6 -- United States Patent no. 12,284,895, issued on April 22, was assigned to BOE TECHNOLOGY GROUP Co. LTD. (Beijing).
"Display substrate, manufacturing method therefor, and display apparatus" was invented by Chunjing Hu (Beijing) and Qing Dai (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display substrate includes a substrate, a planarization layer disposed on a side of the substrate, and a plurality of light-emitting layers disposed on a side of the planarization layer away from the substrate. The planarization layer includes a plurality of first portions and a second portion, a first portion is disposed in a sub-pixel region, and the second portion is located in a gap reg...