ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,989, issued on Dec. 9, was assigned to Delta Thermal Inc. (Tucson, Ariz.).

"Thermal camera daisy chain" was invented by Andrew Griffis (Tucson, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A thermal camera system configured for Red-Green-Blue (RGB) to thermal image mapping and calibration of a thermal camera. The system may comprise a plurality of thermal cameras connected in a daisy-chain formation, and a computing device communicatively coupled to the base thermal camera. The computing device configured to accept a distorted RGB image, convert it into an array image, undistort the array image into an undistorted RGB image through use of a b...