ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,835, issued on Nov. 11, was assigned to MOTOROLA SOLUTIONS INC. (Chicago).

"Method and apparatus for analyzing a dirty camera lens to determine if the dirty camera lens causes a failure to detect various events" was invented by Piotr Furman (Grojec, Poland), Lukasz Osuch (Pszczyna, Poland), Wojciech Wojcik (Cracow, Poland) and Francesco Costanzo (Wawrzenczyce, Poland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for analyzing a dirty camera lens to determine if the dirty camera lens causes a failure to detect various events is provided herein. During operation, a filter is created that, when applied to previously-recorded vid...