ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,684, issued on March 3, was assigned to GlobalFoundries U.S. Inc. (Malta, N.Y.).

"Integrated circuit structure with cells having asymmetric power rail" was invented by James P. Mazza (Saratoga Springs, N.Y.), Xuelian Zhu (Sunnyvale, Calif.), Jia Zeng (Sunnyvale, Calif.), Navneet Jain (Milpitas, Calif.) and Mahbub Rashed (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit (IC) structure includes a plurality of cell rows with each cell row including a plurality of (standard) cells. A power rail for at least one pair of adjacent cell rows is asymmetric relative to a cell boundary between adjacent cells of the at leas...