ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,220, issued on Sept. 16, was assigned to Amera-Seiki Inc. (Houston).

"Tooling assemblies for lathe machines, CNC threading lathes, and methods of milling threads in tubular workpieces" was invented by Richard Allen Welsh (Cedar Rapids, Iowa), James Bren Legg (Magnolia, Texas) and James Robert Roy (Magnolia, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tooling assembly for a lathe machine includes a tool platform configured to be mounted on the lathe machine, a milling tool holder fixedly secured to the tool platform and workable to releasably secure a thread milling tool therein, and a milling tool drive. The milling tool drive is operati...