ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,669, issued on Feb. 10, was assigned to Caerus Corp. (Blaine, Minn.).

"Modular thermal monitoring" was invented by Kai Kroll (Plymouth, Minn.), Samantha J. Guldan (New Ulm, Minn.), Daniel T. Wenzel (Little Canada, Minn.) and Nicholas A. Engelken (Maple Grove, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods to determine an indication of patient compliance to a prescribed treatment are disclosed, including receive temperature information from a first temperature sensor in a housing of a self-contained monitoring device and from a second temperature sensor located outside of the housing of the self-contained monitoring device, ...