ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,987, issued on June 2, was assigned to GM Cruise Holdings LLC (San Francisco).

"Using keypoints for fine-grained detection and tracking, using the identification of at least one keypoint in LiDAR point clouds and a confidence score to determine kinematics of an object" was invented by Abdelrahman Elogeel (Sunnyvale, Calif.), Alexander Pon (San Francisco), Debanjan Nandi (Fremont, Calif.), Andres Hasfura (San Antonio), Carden Bagwell (San Francisco), Marzieh Parandehgheibi (San Francisco), Siddharth Mahendran (Mountain View, Calif.) and Teng Liu (Jersey City, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The subject disclosure relates to techniq...