ALEXANDRIA, Va., June 6 -- United States Patent no. 12,284,908, issued on April 22, was assigned to LG Display Co. Ltd. (Seoul, South Korea).
"Organic light emitting device" was invented by In-Bum Song (Paju-si, South Korea), Seung-Hee Yoon (Paju-si, South Korea), Shiren Kazushi (Paju-si, South Korea) and Sasada Yasuyuki (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; and a first emitting material layer including a first host of an anthracene derivative ...