ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,629, issued on March 25, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).

"Organic light-emitting device" was invented by Sung-Soo Bae (Yongin-si, South Korea), Seul-Ong Kim (Yongin-si, South Korea), Dong-Hyun Kim (Yongin-si, South Korea), Sung-Wook Kim (Yongin-si, South Korea), Tsuyoshi Naijo (Yongin-si, South Korea), Hye-In Jeong (Yongin-si, South Korea) and Hwan-Hee Cho (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the org...