ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,421, issued on April 7, was assigned to Cummins Inc. (Columbus, Ind.).

"Enhancements for low cost autothermal pyrolyzer" was invented by John Robert Pendray (Blaine, Minn.) and Gregory J. Mitchum (Franklin, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for generating biochar includes a reactor body with a wall defining a substantially cylindrical shape and comprising a first end positioned opposite a second end and defining an opening extending through the reactor body. A conduit is positioned within the reactor body, extends across the opening, and defines a slot configured to direct a fluid toward the first end. An extraction cone i...