ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,596, issued on April 21, was assigned to MERCEDES-BENZ GROUP AG (Stuttgart, Germany).

"Axial flow machine for a motor vehicle" was invented by Peter Appeltauer (Fellbach, Germany), Tobias Haerter (Stuttgart, Germany) and Andreas Kolb (Wernau, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An axial flow machine for a motor vehicle includes a stator having two rotors that can be rotated in relation to the stator. The stator is arranged between the rotors in the axial direction of the axial flow machine. The rotors are connected to each other in a rotationally fixed manner by means of respective toothings of the rotors, said toothings being ar...