ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,721,036, issued on Aug. 25, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Organic light-emitting device" was invented by Hwan-Hee Cho (Yongin-si, South Korea), Myeong-Suk Kim (Yongin-si, South Korea), Jae-Yong Lee (Yongin-si, South Korea) and Hye-In Jeong (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light-emitting device is provided. The device includes a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode and including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound ...