ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,737,568, issued on Sept. 15, was assigned to Xerox Corp. (Norwalk, Conn.).

"Variable edge document encoding for secure document storage and retrieval" was invented by Douglas K. Herrmann (Webster, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This document discloses a method and system for assessing integrity of a stack of ballots or other documents. A processor receives a first set of electronic source document files, each of which includes content of a corresponding source document. The processor generates a verification image, segments the verification image into slices, and causes a print device to print verification document sheets. Each ver...