ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,598, issued on Sept. 23, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).

"Nanocrystalline graphene and method of forming nanocrystalline graphene" was invented by Sangwon Kim (Seoul, South Korea), Kyung-Eun Byun (Seongnam-si, South Korea), Yeonchoo Cho (Seongnam-si, South Korea), Keunwook Shin (Yongin-si, South Korea), Eunkyu Lee (Yongin-si, South Korea), Changseok Lee (Gwacheon-si, South Korea), Hyunjae Song (Hwaseong-si, South Korea), Hyeonjin Shin (Suwon-si, South Korea), Jungsoo Yoon (Hwaseong-si, South Korea), Soyoung Lee (Yongin-si, South Korea) and Hyunseok Lim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trade...