ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,660, issued on Jan. 20, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Light emitting device and amine compound for the same" was invented by Naoya Sakamoto (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a light emitting device 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 an amine compound represented by Formula 1 below, thereby exhibiting excellent luminous efficiency and improved service life characteristics."
The patent ...