ALEXANDRIA, Va., March 24 -- United States Patent no. 12,588,409, issued on March 24, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Light emitting element and nitrogen-containing compound for the same" was invented by Akinori Yamatani (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a light emitting element including a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer may include a nitrogen-containing compound represented by Formula 1 below, and the nitrogen-containing compound may improve efficiency and a servic...