ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,684, issued on Oct. 20, was assigned to Kyocera Senco Industrial Tools Inc. (Cincinnati).

"Lifter main drive subassembly for a fastener driving tool" was invented by Christopher D. Klein (Cincinnati) and Ryan W.R. McGhee (Cincinnati).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lifter main drive subassembly for a fastener driving tool includes at least one motor, a common lifter/motor shaft that feeds a compact gearbox, a strain-wave gearbox that outputs to a lifter with protrusions that engage a driver during a lifting stroke. The common lifter/motor shaft is generally transverse to the longitudinal axis of movement of the driver. The rotational...