ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,391, issued on June 17, was assigned to OERLIKON SURFACE SOLUTIONS AG, PFAFFIKON (Pfaffikon, Switzerland).

"Workpiece carrier device, method for coating a workpiece, and workpiece" was invented by Rudolf Meiler (Schiers, Switzerland), Hubert Eberle (Planken, Liechtenstein) and Peter Naeff (Schaan, Liechtenstein).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a workpiece carrier device (1) for holding and moving workpieces (15), having: a workpiece carrier (2) for receiving workpieces (15), which is mounted on a main frame (4) so as to rotate about an axis (3); a drive part, which can likewise rotate about the axis (3) relativ...