ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,855, issued on Aug. 19, was assigned to Hilti AG (Schaan, Liechtenstein).

"Method for producing a green body and method for further processing the green body into a machining segment for the dry machining of concrete materials" was invented by Marcel Sonderegger (Balgach, Switzerland) and Cliff Toldo (Vaduz, Liechtenstein).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a green body for a machining segment, where the machining segment is connectable to a basic body of a machining tool by an underside of the machining segment, includes placing first hard material particles in respective depressions of a first press punch in a def...