ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,789, issued on Sept. 15, was assigned to Caterpillar Inc. (Peoria, Ill.).

"Stator assembly" was invented by Nathan A Kleinschmidt (Peoria, Ill.), John F. Wikoff (Dunlap, Ill.), Gregory Austin (Peoria, Ill.) and Brian R. Janes (Chillicothe, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stator assembly including a circumferential stator core with a plurality of stator poles; a plurality of stator slots located between a pair of adjacent stator poles; a plurality of conductive coils surrounding a portion of each stator pole, and a coolant wall assembly. The coolant wall assembly may extend between a pair of adjacent stator poles at a radially ...