ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,652, issued on June 10, was assigned to ResMed Sensor Technologies Ltd. (Ireland).

"Apparatus, system, and method for monitoring physiological signs" was invented by Conor Heneghan (San Diego), Conor Hanley (Dublin), Niall Fox (Clonskeagh, Ireland) and Philip De Chazal (Blue Mountains, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, system, and method monitors the motion, breathing, heart rate and sleep state of subjects, e.g., humans, in a convenient, non-invasive/non-contact, and low-cost fashion. More particularly, the motion, breathing, and heart rate signals are obtained through processing applied to a raw signal obtained...