ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,044, issued on Jan. 27, was assigned to SK hynix Inc. (Gyeonggi-do, South Korea).

"Semiconductor device and memory device including complementary delay circuits for maximizing operation efficiency while minimizing area occupied by delay circuits" was invented by Jae Kwon (Gyeonggi-do, South Korea), Chae Hyoun Park (Gyeonggi-do, South Korea) and Yun Jin Lee (Gyeonggi-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A semiconductor device includes a first delay circuit having a first delay amount that decreases according to a common bias, and configured to generate a first delay control signal based on the first delay amount; a second de...