ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,592, issued on Sept. 23, was assigned to Fraunhofer-Gesellschaft zur forderung der angewandten Forschung e.V. (Munich).

"Device and method for coating substrates having planar or shaped surfaces by means of magnetron sputtering" was invented by Michael Vergohl (Braunschweig, Germany), Andreas Pflug (Braunschweig, Germany), Stefan Bruns (Braunschweig, Germany), Andre Kaiser (Braunschweig, Germany), Thomas Melzig (Braunschweig, Germany) and Tobias Zickenrott (Braunschweig, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to the invention, a device is provided for coating substrates having planar or shaped surfaces by means of magnetro...