ALEXANDRIA, Va., July 30 -- United States Patent no. 12,376,490, issued on July 29, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Organic light-emitting device" was invented by Minkyung Kim (Yongin-si, South Korea) and Eunhye Song (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light-emitting device is provided. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and a first compound represented by Formula 1 and a second compound represented by Formula 2."
The patent was filed...