ALEXANDRIA, Va., July 30 -- United States Patent no. 12,376,489, issued on July 29, was assigned to LG Display Co. Ltd. (Seoul, South Korea).
"Organic light emitting device" was invented by Su-Na Choi (Paju-si, South Korea), In-Bum Song (Paju-si, South Korea) and Jeong-Dae Seo (Paju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an organic light emitting device that includes a substrate; and an organic light emitting diode positioned on the substrate and including a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first dopant of a boron derivative and a first host of an anthracene derivative and posi...