ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,612, issued on Sept. 23, was assigned to Siemens Mobility Austria GmbH (Vienna) and Siemens Mobility GmbH (Munich).

"Air-conditioning device for use in a vehicle for passenger transport" was invented by Thomas Plinninger (Rosenheim, Germany) and Christian Schelander-Klopsch (Vienna).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air-conditioning device for use in a vehicle for passenger transport has an outer housing for accommodating components of the air-conditioning device. A supply fan in the form of a radial fan conveys conditioned supply air in the direction of a passenger compartment of the vehicle. Air that is taken in by the supply fan i...