ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,763, issued on April 7, was assigned to ROLLS-ROYCE PLC (London).
"Gas turbine engine hydraulic system" was invented by Adam Newman (Derby, Great Britain), Chloe J. Palmer (Derby, Great Britain), Benjamin J Keeler (Derby, Great Britain) and Richard A Scott (Derby, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic system for a hydrogen fueled gas turbine engine. The hydraulic system comprises a closed-loop hydraulic fluid conduit, a hydrogen-hydraulic fluid heat exchanger configured to exchange heat between cryogenic hydrogen fuel and hydraulic fluid within the hydraulic fluid conduit, and a second fuel-hydraulic heat exchanger...