ALEXANDRIA, Va., April 15 -- United States Patent no. 12,604,604, issued on April 14, was assigned to Samsung Display Co. Ltd. (Yongin-si, South Korea).
"Light emitting device and display apparatus including the same" was invented by Jongwon Lee (Seongnam-si, South Korea), Daehyeon Kim (Anyang-si, South Korea), Seung Cheol Kim (Seoul, South Korea), Heungsu Park (Anyang-si, South Korea), Chang-Min Lee (Suwon-si, South Korea) and Hyunshik Lee (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a light emitting device including a first electrode, a hole transport region on the first electrode, a first light emitting layer on the hole transport region and configured to emit light of a ...