US Patent Issued to DuPont Specialty Materials Korea on Aug. 25 for "Composition material for organic electroluminescent device, plurality of host materials, and organic electroluminescent device comprising the same" (South Korean Inventors)

ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,721,039, issued on Aug. 25, was assigned to DuPont Specialty Materials Korea Ltd. (South Korea).

"Composition material for organic electroluminescent device, plurality of host materials, and organic electroluminescent device comprising the same" was invented by Bitnari Kim (Gyeonggi-do, South Korea), Sang-Hee Cho (Gyeonggi-do, South Korea), Hyo-Jung Lee (Gyeonggi-do, South Korea), Hyun-Ju Kang (Gyeonggi-do, South Korea), Jeong-Eun Yang (Gyeonggi-do, South Korea) and Su-Hyun Lee (Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a composition material for an organic electroluminescent device, a plur...