ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,773,767, issued on Oct. 27, was assigned to Illinois Tool Works Inc. (Glenview, Ill.).

"Apparatus for driving fasteners" was invented by Walter Taylor (McHenry, Ill.), Graeme Young (Cooks Beach, New Zealand) and Sandeep Patel (Auckland, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for driving fasteners including a cylinder, a driving piston arranged for driving a fastener from the apparatus into a substrate, the piston being arranged for reciprocating movement relative to the cylinder, a charge supply for feeding a charge to a combustion chamber of the cylinder where the charge is combusted to drive movement of the piston rela...