ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,701,912, issued on Aug. 4, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Organic light-emitting device" was invented by Myeongsuk Kim (Yongin-si, South Korea), Sungwook Kim (Yongin-si, South Korea), Wonjun Song (Yongin-si, South Korea), Jinsoo Hwang (Yongin-si, South Korea) and Changwoong Chu (Yongin-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light-emitting device having a low driving voltage, high efficiency, and a long lifespan is provided. The device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer ...