ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,537, issued on April 15, was assigned to TURUN YLIOPISTO (Turun Yliopisto, Finland).

"Apparatus for measuring functionality of an arterial system" was invented by Tuukka Panula (Turun yliopisto, Finland), Matti Kaisti (Turun yliopisto, Finland), Mikko Pankaala (Turun yliopisto, Finland) and Tero Koivisto (Turun yliopisto, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for measuring functionality of an arterial system of an individual includes a photoplethysmography sensor for emitting, to the arterial system, electromagnetic radiation having a wavelength in the range from 475 nm to 600 nm and for receiving a part of the electroma...