ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,290, issued on Sept. 9, was assigned to Canon K.K. (Tokyo).

"Subject tracking apparatus, image capturing apparatus, subject tracking method, and storage medium" was invented by Yu Inagaki (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a subject tracking apparatus. An obtainment unit obtains first and second shot images, and depth direction distance information in a plurality of regions in each of the first and second shot images. A specifying unit specifies a subject to be tracked in the first and second shot images based on the distance information of the first and second shot images. The specifying unit specifies a region...