ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,118, issued on June 10, was assigned to Techtronic Cordless GP (Anderson, S.C.).

"Rotary impact tool" was invented by Matthew Samstag (Anderson, S.C.) and Julia H. Moylan (Easley, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power tool includes an outer housing, a drive mechanism positioned within the outer housing, a gear case positioned within the outer housing, a gear assembly positioned within the gear case, and an output mechanism configured to receive torque from the drive mechanism via the gear assembly to rotate about a rotational axis. The outer housing includes a rib extending from an inner surface of the outer housing, and the ri...