US Patent Issued to GM Global Technology Operations on June 30 for "Electric motor stator varnish optimization" (Michigan Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,671,296, issued on June 30, was assigned to GM Global Technology Operations LLC (Detroit).

"Electric motor stator varnish optimization" was invented by Song He (Troy, Mich.), John M. Lorentz (Plymouth, Mich.), Edward L. Kaiser (Orion, Mich.), Ronald Buchholz (Casco, Mich.) and Valerie Wu (Plymouth, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric motor includes a stator having a stator core constructed from a ferromagnetic material and having an external stator surface. The stator core includes a stator core body and a plurality of stator teeth extending therefrom. The plurality of stator teeth define conductor slots therebetween. The st...