US Patent Issued to DuPont Specialty Materials Korea on Oct. 28 for "Multi-component host material and an organic electroluminescence device comprising the same" (South Korean Inventors)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,899, issued on Oct. 28, was assigned to DuPont Specialty Materials Korea Ltd. (South Korea).

"Multi-component host material and an organic electroluminescence device comprising the same" was invented by Hee-Choon Ahn (Gyeonggi-do, South Korea), Young-Kwang Kim (Gyeonggi-do, South Korea), Su-Hyun Lee (Gyeonggi-do, South Korea), Ji-Song Jun (Gyeonggi-do, South Korea), Seon-Woo Lee (Gyeonggi-do, South Korea), Chi-Sik Kim (Gyeonggi-do, South Korea), Kyoung-Jin Park (Gyeonggi-do, South Korea), Nam-Kyun Kim (Gyeonggi-do, South Korea), Kyung-Hoon Choi (Gyeonggi-do, South Korea), Jae-Hoon Shim (Seoul, South Korea), Young-Jun Cho (Gyeonggi-do, South Korea) and Kyung-Joo Lee (Seoul, South K...