ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,501, issued on July 28, was assigned to Mazak Corp. (Florence, Ky.).

"Machine tool with removable workpiece support" was invented by Seiichi Hattori (Florence, Ky.), Masaharu Onji (Florence, Ky.), Shunsuke Koike (Florence, Ky.) and Takahiro Fukuda (Union, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, a swiss-type machine tool is provided that includes a workpiece holding shaft, a workpiece supporting shaft, and a tool holder associated with the workpiece supporting shaft for holding at least one tool. The machine tool includes a drive operable to rotate the workpiece holding shaft and the workpiece supporting shaft around an axis...