ALEXANDRIA, Va., June 9 -- United States Patent no. 12,288,294, issued on April 29, was assigned to STANDARD COGNITION CORP. (San Francisco).

"Systems and methods for extrinsic calibration of sensors for autonomous checkout" was invented by Dhananjay Singh (San Francisco) and Tushar Dadlani (Dublin, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and techniques are provided for calibrating cameras in a real space for tracking puts and takes of items by subjects. The method includes first processing one or more selected images captured by an extrinsic calibration tool to extract from the images, a three-dimensional (3D) point cloud of points corresponding to displays or structures that remain su...