ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,121, issued on May 20, was assigned to Medtronic Inc. (Minneapolis).

"Machine learning based depolarization identification and arrhythmia localization visualization" was invented by Tarek D. Haddad (Minneapolis), Niranjan Chakravarthy (Singapore), Donald R. Musgrove (Minneapolis), Andrew Radtke (Minneapolis), Eduardo N. Warman (Maple Grove, Minn.), Rodolphe Katra (Blaine, Minn.) and Lindsay A. Pedalty (Minneapolis).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques that include applying machine learning models to episode data, including a cardiac electrogram, stored by a medical device are disclosed. In some examples, based on the application ...