ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,787,409, issued on Nov. 3, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Semiconductor device having two-dimensionally active regions separated by device isolations including word lines and bit lines" was invented by Kiseok Lee (Suwon-si, South Korea), Keunnam Kim (Suwon-si, South Korea) and Hui-Jung Kim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device includes a device isolation part on a substrate and defining active regions that are two-dimensionally disposed in first and second directions, the active regions each extending in the first direction; first and second word lines crossing...