ALEXANDRIA, Va., July 15 -- United States Patent no. 12,666,781, issued on June 23, was assigned to Hubei Yangtze Industrial Innovation Center Of Advanced Display Co. Ltd. (Wuhan, China).

"Display panel, display device, and preparation method" was invented by Cao Liu (Wuhan, China) and Sitao Huo (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a display panel, a display device, and a preparation method. The display panel includes a base substrate, electrode units, a first light-emitting unit, bank structures and openings disposed among the bank structures, and a functional structure. The electrode units are disposed on a side of the base substrate, where the electrode units include a...