ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,590, issued on July 21, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Techniques for single-object tracking in the real world with hierarchical appearance modeling and verification" was invented by Jay Patravali (Bellevue, Wash.), Rishi Madhok (Redmond, Wash.), Nikolaos Karianakis (Redmond, Wash.) and Peng Lei (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "A data processing system implements obtaining video content including a target object to be tracked and an object template providing a representation of the target object; analyzing the frames of the video content and the object templates using a single object trac...