ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,666, issued on Feb. 3, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).

"Electrically operable axle drive train" was invented by Dominik Etges (Aachen, Germany), Dominik Lischowski (Dortmund, Germany) and Benno De Brouwer (Wurselen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrically operable axle drive train for a motor vehicle, comprising an electric machine accommodated in a motor housing, and a transmission assembly accommodated in a transmission housing, wherein the electric machine and the transmission assembly form a structural unit, and a ventilation channel extending through the transmission h...