ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,221, issued on June 16, was assigned to Bollhoff Verbindungstechnik GmbH (Bielefeld, Germany).

"C-shaped tool holder, setting device with the C-shaped tool holder and method for setting an offset difference of the C-shaped tool holder" was invented by Andre Kleinemeier (Verl, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A C-shaped tool holder has a first leg and a second leg that is arranged opposite to the first leg, a connecting piece by which the first leg and second leg are connected with each other at a respective connecting end. An operating end of the first leg serves for fastening a punch in the direction of the operating end of th...