ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,814, issued on Feb. 24, was assigned to HUSQVARNA AB (Huskvarna, Sweden).

"Hand-held electrically powered cut-off tool with a kickback mitigation function" was invented by Magnus Rosen (Alingsas, Sweden), Victor Johansson (Partille, Sweden), David Dufke (Veberod, Sweden) and Johan Berg (Alingsas, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hand-held electrically powered cut-off tool (100) for cutting concrete and stone by a rotatable cutting disc (105), the cut-off tool (100) comprising an electric motor (130) arranged to be controlled by a control unit (110) via a motor control interface (120), wherein the control unit (110) is arranged...