ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,459,382, issued on Nov. 4, was assigned to VOLKSWAGEN AG (Germany).
"Method for operating a transportation vehicle" was invented by Markus Stolz (Ruhen, Germany) and Oliver Wintzheimer (Ingolstadt, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a transportation vehicle having a high-voltage on-board electrical system and a low-voltage on-board electrical system connected by a DC-to-DC converter. The high-voltage on-board electrical system is connected by a switching unit to a battery unit having two subregions able to be connected electrically in series and electrically in parallel by an interconnection unit. In the method,...