ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,081, issued on May 27, was assigned to GM Global Technology Operations LLC (Detroit).

"Method and system for preparing a terminal for an insulated wire conductor" was invented by John D. Campbell (Rochester Hills, Mich.), Elizabeth Pepper (Royal Oak, Mich.) and Edward L. Kaiser (Orion, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An exposed terminal for a wire conductor, and a process for preparing the exposed terminal includes executing, via a mechanical device, a mechanical ablation process to remove the insulative material from an outer surface of the plurality of square edges along a predefined length of the portion of the wire conductor...