ALEXANDRIA, Va., May 12 -- United States Patent no. 12,628,471, issued on May 12, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).

"Light-emitting diode including an active layer disposed between a first semiconductor layer and a second semiconductor layer and display device comprising same" was invented by Hoo Keun Park (Yongin-si, South Korea), Moon Jung An (Hwaseong-si, South Korea), Dong Eon Lee (Hwaseong-si, South Korea), Chul Jong Yoo (Seongnam-si, South Korea), Hye Lim Kang (Hwaseong-si, South Korea) and Dong Gyun Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting element including: a first semiconductor layer doped with a first type of dopant; a ...