ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,825, issued on Oct. 6, was assigned to Siemens Mobility GmbH (Munich).

"Train preparation method and gateway for a train preparation method" was invented by Constanze Roy (Munich), Falko Hilbig (Reichmannsdorf, Germany), Markus Heiny (Furth, Germany), Matthias Oberhofer (Dachau, Germany) and Florian Worbs (Baiersdorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A train preparation method includes bringing a stabled, not-yet-operational rail vehicle into an operational state. The train preparation takes place in an active position of at least one current collector of the rail vehicle and the rail vehicle is supplied with electrical energy b...