ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,976, issued on April 7, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Gyeonggi-do, South Korea).
"Semiconductor device" was invented by Jeong Hyuk Yim (Suwon-si, South Korea), Wan Don Kim (Suwon-si, South Korea), Hyun Bae Lee (Suwon-si, South Korea), Hyo Seok Choi (Suwon-si, South Korea) and Geun Woo Kim (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device may include a first film and a second film defining parts of a trench, a plug conductive film, a via, and a wiring in the trench. The trench may include a second sub-trench having a second width below a first sub-trench having a first width. The plug conduct...