ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,439, issued on Sept. 8, was assigned to Rodenstock GmbH (Germany).

"Method for operating a coating system for producing layer systems" was invented by Rudiger Scherschlicht (Unterhaching, Germany) and Stefan Radunz (Gilching, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a coating system for producing layer systems includes the steps of: (i) coating a layer system in a coating facility; (ii) determining a spectral actual measuring plot for the layer system in an optical measuring system; (iii) determining an actual data set by fitting a simulation target measuring plot to the actual measuring plot; (iv) determining ac...