ALEXANDRIA, Va., July 14 -- United States Patent no. 12,681,186, issued on July 14, was assigned to Zoox Inc. (Foster City, Calif.).

"Object auto-labeling" was invented by Arthur Daniel Costea (Foster City, Calif.), David Pfeiffer (Foster City, Calif.) and Zeng Wang (Menlo Park, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for determining labels for potentially non-impeding objects in an environment are disclosed. Unlabeled lidar segments may be evaluated to determine whether they are located in a drivable road in an environment and to determine a lidar intensity value for the segments. Based on the intensity and whether the segment is in a drivable region, the system determines a corresp...