ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,616, issued on Nov. 18, was assigned to MILWAUKEE ELECTRIC TOOL Corp. (Brookfield, Wis.).

"Rotary impact tool with thrust bearing" was invented by Mackenzie J. Nick (Theresa, Wis.), Peter J. Davies (Milwaukee), Evan Brown (Milwaukee) and Joseph T. Lottes (Sussex, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary impact tool including a housing, a motor, a gear assembly, and a drive assembly. The motor includes a shaft configured to rotate about an axis. The gear assembly is operably coupled to the motor. The drive assembly is configured to convert continuous torque received from the shaft through the gear assembly into periodic rotational...