ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,835, issued on Feb. 10, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).

"Light-emitting device including heterocyclic compound and electronic apparatus including the light-emitting device" was invented by Junha Park (Yongin-si, South Korea), Taeil Kim (Yongin-si, South Korea), Sunyoung Pak (Yongin-si, South Korea), Jangyeol Baek (Yongin-si, South Korea), Kyoung Sunwoo (Yongin-si, South Korea), Munki Sim (Yongin-si, South Korea), Chanseok Oh (Yongin-si, South Korea) and Minjung Jung (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A light-emitting device includes: a first electrode; a second electrode facing t...