ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,544, issued on Dec. 23, was assigned to Medtronic Inc. (Minneapolis).

"Lead impedance measurement for physiological and device management" was invented by Trent M. Fischer (St. Paul, Minn.), Deborah A. Jaye (Lino Lakes, Minn.), Geert G. Morren (Vissenaken, Netherlands) and Eric A. Schilling (Ham Lake, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example system includes memory configured to store a plurality of lead impedances (LeadZs) and processing circuitry communicatively coupled to the memory. The processing circuitry is configured to determine a first sensed LeadZ, and determine a second sensed LeadZ. The processing circuitry is conf...