ALEXANDRIA, Va., March 5 -- United States Patent no. 12,243,204, issued on March 4, was assigned to Intuitive Surgical Operations Inc. (Sunnyvale, Calif.).

"Systems and methods for emulating far-range lighting for an operational scene illuminated by close-range light" was invented by Geoffrey A. Richmond (Las Vegas) and Brian D. Hoffman (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system may access an image that is captured by an imaging device and that depicts an operational scene illuminated by close-range light. The system may also access a depth map of the operational scene. Based on the image and the depth map, the system may generate a processed image depicting the operationa...