ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,302, issued on June 3, was assigned to ROLLS-ROYCE DEUTSCHLAND LTD & CO KG (Blankenfelde-Mahlow, Germany).
"Drive system for an aircraft, aircraft having a drive system and method for operating an aircraft" was invented by Carsten Clemen (Mittenwalde, Germany) and Thomas Dorr (Berlin).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drive system for an aircraft which is constructed for operation with a liquid fuel and a gaseous fuel, includes: at least one engine having a combustion chamber for operation with the liquid fuel and/or the gaseous fuel; and per fuel at least one separate tank chamber which is or can be brought into connection in flow term...