ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,860, issued on Aug. 4, was assigned to Dusty Robotics Inc. (Mountain View, Calif.).

"System and method for using QR codes printed by a mobile printing robot in a construction site" was invented by Tessa Ann Lau (Sunnyvale, Calif.) and Philipp Josef Herget (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for providing construction management services utilizes a mobile robotic printer to print location information tags when a layout is printed. The location information tags can be later scanned and used to identify a location of a user on a construction site when the user scans the location information tag with a mo...