ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,658, issued on March 31, was assigned to Robert Bosch GmbH (Stuttgart, Germany).

"Method for operating an electric machine, device for operating an electric machine, and electric drive system" was invented by Phillip Wagner (Ludwigsburg, Germany), Gunther Goetting (Stuttgart, Germany) and Michele Hirsch (Esslingen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for operating an electric machine (2), in particular in a motor vehicle, the machine (2) comprising a rotatably mounted rotor and a motor winding that is electrically connected to an electrical energy store (4) by means of a power electronics (3). In...