ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,766, issued on Feb. 24, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).

"Percussion tool" was invented by Austin H. Kour (Saukville, Wis.), Andrew D. Van Hoorn (Menomonee Falls, Wis.), Randall J. Klotka (Grafton, Wis.) and Taylor Crabb (Menomonee Falls, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A percussion tool includes a housing having a top end, a bottom end, a front end, and a rear end. The housing defines a barrel portion, a handle portion opposite the barrel portion, and a motor housing portion between the barrel portion and the handle portion. The percussion tool also includes an electric motor positioned within th...