ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,324, issued on Oct. 14, was assigned to First Ammonia Motors Inc. (Concord, N.C.).

"Systems and methods for supplementing an ammonia heat-exchange unit for engine cooling with a radiator" was invented by James L. Wall II (Concord, N.C.) and David Gwynn Kapp Jr. (Concord, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates, in general, to systems and methods for generating hydrogen from ammonia on-board vehicles, where the produced hydrogen is used as fuel source for an internal combustion engine along with ammonia. The present invention utilizes ammonia not only as a co-fuel for the engine, but also as a heat-exchange m...