ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,303, issued on June 16, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).

"Power tool" was invented by Luke J. Skinner (West Bend, Wis.), Kris J. Kanack (Whitewater, Wis.), James G. Ballard (Waukesha, Wis.), David R. Bauer (Delafield, Wis.), Troy A. Marks (Milwaukee), Marc S. D'Antuono (Whitefish Bay, Wis.), Paige L. Bovard (Milwaukee) and Eric Norquist (Brookfield, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power tool includes a tool head, a frame that rotationally couples with the tool head, a piston, and a motor that is operable to drive the piston to perform an operation on a workpiece. The power tool also includes a s...