ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,790, issued on July 8, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Gyeonggi-Do, South Korea).

"Display device and light emitting device" was invented by Tae Hyung Kim (Seoul, South Korea), Heejae Chung (Seoul, South Korea), Eun Joo Jang (Suwon-si, South Korea), Sujin Park (Seoul, South Korea) and Yuho Won (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electroluminescent display device and a light emitting device including a blue light emitting layer include a first electrode, a second electrode, and a light emitting layer between the first electrode and the second electrode. The light emitting layer includes a blue light emit...