ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,657, issued on Jan. 20, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Organic light-emitting device and electronic apparatus including same" was invented by Heejoo Ko (Yongin-si, South Korea) and Eunhye Song (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an organic light-emitting device including: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the emission layer may include a host and a dopant, the host may include a first compound and a second compound differe...