ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,422, issued on July 7, was assigned to General Electric Co. (Evendale, Ohio).

"Gas turbine engine" was invented by Daniel John Oehrle (West Chester, Ohio), Randy M. Vondrell (Newport, Ky.) and Apolinario Barra Ruiz (Queretaro, Mexico).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas turbine engine includes an unducted primary fan, a core engine including a combustor casing enclosing a combustor and defining an outer surface, a core cowl surrounding the core engine. The core cowl has a cowl door. The outer surface of the core cowl defines a peak cowl diameter (D), and the outer surface of the combustor casing defines a maximum combustor casing diam...