ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,981, issued on June 10, was assigned to AUO Corp. (Hsinchu, Taiwan).
"Electroluminescent device and display apparatus applying the same" was invented by Chun-Hsiang Chan (Hsinchu, Taiwan), To-Cheng Fan (Hsinchu, Taiwan) and Ting-Wei Tsai (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electroluminescent device, wherein the electroluminescent device includes a first-conductivity-type semiconductor layer, a second-conductivity-type semiconductor layer, an active layer, a first electrode, a second electrode, and an optical conversion material. The active layer is disposed between the first-conductivity-type semiconductor layer and th...