ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,338, issued on Nov. 3, was assigned to INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS (Gyeonggi-do, South Korea) and AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION (Gyeonggi-do, South Korea).

"Electronic device" was invented by Tae Joo Park (Ansan-si, South Korea), Sang Woon Lee (Yongin-si, South Korea), Tae Jun Seok (Ansan-si, South Korea) and Ji Hyeon Choi (Icheon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an electronic device including a first lower material film, a first upper material film on the first lower material film, a first two-dimensional electron gas between the first...