ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,507,588, issued on Dec. 23, was assigned to DuPont Specialty Materials Korea Ltd. (South Korea).
"Organic electroluminescent compound and organic electroluminescent device comprising the same" was invented by Jin-Ri Hong (Gyeonggi-do, South Korea), Hyo-Jung Lee (Gyeonggi-do, South Korea), Hyo-Soon Park (Gyeonggi-do, South Korea), Ye-Jin Jeon (Gyeonggi-do, South Korea), Sang-Hee Cho (Gyeonggi-do, South Korea) and Tae-Jun Han (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic...