ALEXANDRIA, Va., May 19 -- United States Patent no. 12,633,135, issued on May 19, was assigned to EMBARK TRUCKS INC. (San Francisco).

"Method and system for topology detection" was invented by Anshuman Patnaik (San Francisco), Gilbran D. Alvarez (Santa Maria, Calif.), Soheil Koushan (San Francisco) and Grady D. Williams (Oakland, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method including receiving an image of a first lane of a road, the image being captured by a first sensor; defining the first lane as a set of N ordered points; representing the first lane by a combination of N ordered points and a predefined number of types of lane components, C; generating images, each image repres...