ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,674, issued on Feb. 24, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Light emitting element and amine compound for the same" was invented by Taku Imaizumi (Yokohama, Japan) and Takao Sakuma (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An amine compound is represented by Formula 1. A light emitting element of an embodiment includes a first electrode, a second electrode and at least one functional layer between the first electrode and the second electrode and including the amine compound represented by Formula 1 below, thereby showing high efficiency and long-life characteristics."
The patent was filed on Sep...