ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,504, issued on Jan. 20, was assigned to Motional AD LLC (Boston).

"Trajectory planning based on extracted trajectory features" was invented by Eric McKenzie Wolff (Zephyr Cove, Nev.), Tung Minh Phan (Encino, Calif.), Ting-Sheng Chu (Malden, Mass.) and Momchil Tomov (Waltham, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A trajectory planning system can be used to select a trajectory for an autonomous vehicle. The trajectory planning system may generate multiple trajectories and extract features from the generated trajectories. The trajectory planning system may evaluate the trajectories based on the extracted features and select a trajectory ...