ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,382, issued on July 21, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Light emitting element and polycyclic compound for the same" was invented by Mi Eun Jun (Hwaseong-si, South Korea), Seran Kim (Suwon-si, South Korea) and Chanseok Oh (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light emitting element according to an embodiment includes a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes a first compound, and at least one of a second compound, a third compound, and a fourth...