ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,460, issued on March 31, was assigned to Ridge Tool Co. (Elyria, Ohio).
"Pipe threading mechanisms and systems" was invented by Scott Kruepke (Valley City, Ohio), Seth B. Bullock (Cleveland), Glen R. Chartier (Avon Lake, Ohio) and Harald Krondorfer (Aurora, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "Power drive tools are described. The tools include one or more threading pawls, one or more release pawls, and a drive ring selectively positionable relative to the tool and engaged with the pawls to selectively extend or retract the pawls. Also described are tools that include one or more lights to illuminate a workpiece. Also described are to...