US Patent Issued to DuPont Specialty Materials Korea on Dec. 23 for "Organic electroluminescent device" (South Korean Inventors)

ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,507,587, issued on Dec. 23, was assigned to DuPont Specialty Materials Korea Ltd. (South Korea).

"Organic electroluminescent device" was invented by Dong-Hyung Lee (Gyeonggi-do, South Korea), Hyun-Woo Kang (Gyeonggi-do, South Korea), Kyung-Hoon Choi (Gyeonggi-do, South Korea), Hong-Se Oh (Gyeonggi-do, South Korea), So-Mi Park (Gyeonggi-do, South Korea), Doo-Hyeon Moon (Gyeonggi-do, South Korea), Du-Yong Park (Gyeonggi-do, South Korea) and Hyun-Ju Kang (Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an organic electroluminescent device comprising a light-emitting layer and a hole transport zone. ...