ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,102, issued on July 21, was assigned to Milwaukee Electric Tool Corp. (Brookfield, Wis.).
"Tool with etched tip and related method" was invented by Collin J. Nelson (Milwaukee) and Andrew M. Tuchscherer (Wauwatosa, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A workpiece engaging surface that includes a pattern of laser-etched channels and related method of manufacturing is provided. The laser-etched pattern on the surface of the workpiece engaging surface is formed by multiple groupings of closely spaced channels that generate serrated teeth in the surface of the tip. Each grouping of channels is formed by passing a laser over a first locati...