ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,266, issued on March 18, was assigned to Rolls-Royce PLC (London).
"Aircraft engine fuel system" was invented by Marko Bacic (Oxford, Great Britain) and John Coull (Cambridge, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aircraft propulsion system fuel system comprises a fuel line configured to receive liquid hydrogen fuel from a fuel tank, a vaporizer configured to vaporize liquid hydrogen fuel from the fuel line to generate a supercritical or gaseous fuel, a main fuel pump configured to receive and to pump the gaseous or supercritical fuel from the vaporizer during operation of the propulsion system, and a heater provided downs...