ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,606, issued on March 31, was assigned to SAMSUNG DISPLAY Co. LTD. (Gyeonggi-Do, South Korea).
"Organic light-emitting device" was invented by Jong Soo Kim (Hanam-si, South Korea), Eunsuk Kwon (Suwon-si, South Korea), Hwang Suk Kim (Suwon-si, South Korea), Yeon Sook Chung (Seoul, South Korea), Yongsik Jung (Seoul, South Korea), Soonok Jeon (Suwon-si, South Korea), Hyeongmin Kim (Suwon-si, South Korea), Heechoon Ahn (Seoul, South Korea), Hyunah Um (Seoul, South Korea), Yeseul Lee (Busan, South Korea), Hosuk Kang (Suwon-si, South Korea), Joonghyuk Kim (Seoul, South Korea), Jiwhan Kim (Seoul, South Korea), Sungho Nam (Daegu, South Korea), Sangho Park (Anyang-si, South Korea), Youngmo...