ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,393, issued on Sept. 23, was assigned to Kyocera Senco Industrial Tools Inc. (Cincinnati).
"Fastener driving tool using a gas spring" was invented by Richard L. Leimbach (Cincinnati), Thomas A. McCardle (Cincinnati), Danny L. Bolender (Sardinia, Ohio), Steve Dickinson (Cincinnati), Joseph R. Knueven (Cincinnati), Robert L. Lance Jr. (Midland, Ohio), Dan Stoltz (Sardinia, Ohio) and Michael V. Petrocelli (Bethel, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "A portable linear fastener driving tool is provided that drive staples, nails, or other linearly driven fasteners. The tool uses a gas spring principle, in which a cylinder filled with comp...