ALEXANDRIA, Va., March 12 -- United States Patent no. 12,247,514, issued on March 11, was assigned to Enginuity Power Systems Inc. (Alexandria, Va.).

"Multi-fuel engines and related methods" was invented by Gregory Powell (Rockville, Md.) and James C. Warren (Alexandria, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Engines operating using multiple, different types of fuel are described. The engines may include components that control the introduction of fuels and/or reduce premature pre-ignition of fuels, such as a fuel comprising a percentage of hydrogen. The described hydrogen-fueled engines have a reduced carbon footprint."

The patent was filed on April 29, 2023, under Application No. 18/141,378. ...