ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,786, issued on Nov. 18, was assigned to ALIVECOR INC. (Mountain View, Calif.).

"Methods and systems for arrhythmia tracking and scoring" was invented by Ravi Gopalakrishnan (San Francisco), Lev Korzinov (San Francisco), Fei Wang (San Francisco), Euan Thomson (Los Gatos, Calif.), Nupur Srivastava (San Francisco), Omar Dawood (San Francisco), Iman Abuzeid (San Francisco) and David E. Albert (Oklahoma City).

According to the abstract* released by the U.S. Patent & Trademark Office: "A smart watch to detect a presence of an arrhythmia of a user is disclosed. The smart watch comprising: a processing device and a photoplethysmography ("PPG") sensor operatively coupled to the processing...