ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,273, issued on Sept. 23, was assigned to Volkswagen Group of America Investments LLC (Reston, Va.).

"Handling unmapped speed limit signs" was invented by Neal Seegmiller (Pittsburgh), Patrick Barone (San Francisco), Xi Cai (Berkeley, Calif.), Aman Khurana (Pittsburgh), Joshua Jaekel (Detroit), Arsenii Saranin (Wexford, Pa.) and Hasan Tafish (Foster City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are system, method, and computer program product embodiments for handling unmapped speed limit signs. For example, the method includes receiving sensor data from a sensor of a vehicle, identifying a traffic sign within a field o...