ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,557,446, issued on Feb. 17, was assigned to LG Electronics Inc. (Seoul, South Korea) and LG DISPLAY Co. LTD. (Seoul, South Korea).
"Display device" was invented by Hongcheol Lee (Seoul, South Korea), Doohwan Yang (Seoul, South Korea) and Youngdo Kim (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A display device includes a substrate, a first assembly wiring and second assembly wiring on the substrate, a first insulating layer on the first and second assembly wirings, a barrier wall comprising a hole on the first insulating layer, a semiconductor light emitting device in the hole, and a connection part is configured to electrically co...