ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,541,879, issued on Feb. 3, was assigned to TORC ROBOTICS INC. (Blacksburg, Va.).

"Calibration targets and autonomous vehicle systems for communicating with same" was invented by Po-wei Lin (Montreal).

According to the abstract* released by the U.S. Patent & Trademark Office: "Calibration targets including patterns are disclosed. The calibration targets are visually displayed on carrier components and include an internal circular region, and a plurality of pattern fiducials positioned within the internal circular region. The plurality of pattern fiducials define a fiducial pattern of the calibration target. Additionally, the calibration target includes a plurality of reference points c...