ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,221, issued on April 15, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Display device using semiconductor light-emitting elements, and manufacturing method therefor" was invented by Jeonghyo Kwon (Seoul, South Korea), Soohyun Kim (Seoul, South Korea) and Indo Chung (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Discussed is a display device including a base portion; assembly electrodes that extend in one direction and are disposed on the base portion at predetermined intervals; a dielectric layer deposited on the base portion to cover the assembly electrodes; a first wiring electrode that extends in the same direction...