ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,411, issued on Nov. 11, was assigned to GENERAL ELECTRIC COMPANY (Evendale, Ohio).

"Methods and apparatus to operate a gas turbine engine with hydrogen gas" was invented by Eloise Brightwell (West Chester, Ohio), Douglas M. Fortuna (West Chester, Ohio), Gilbert Henry Badeer (West Chester, Ohio) and Steven Keith Handelsman (Cincinnati).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and apparatus to operate a gas turbine engine with hydrogen gas are disclosed. An example combustor nozzle apparatus of a gas turbine engine includes injecting an other combustible gas into a combustor, comparing a power output of the gas turbine to a rated power th...