ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,807, issued on July 15, was assigned to Beijing BOE Technology Development Co. Ltd. (Beijing) and BOE Technology Group Co. Ltd. (Beijing).

"Quantum dot light emitting device and manufacturing method thereof as well as display apparatus" was invented by Aidi Zhang (Beijing) and Yichi Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a quantum dot light emitting device and a manufacturing method thereof as well as a display apparatus. The quantum dot light emitting device includes: a substrate; a pixel definition layer, wherein the pixel definition layer includes a plurality of pixel openings and pixel partition bodies, and a...