ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,479, issued on Jan. 27, was assigned to Jason Charles Browne (Portola Valley, Calif.).

"Positive airway pressure mask monitor" was invented by Jason Charles Browne (Portola Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention teaches systems, devices, and methods to monitor the correct positioning of a positive airway pressure (PAP) mask. In the system, a PAP mask monitor is configured to capture sound from a PAP device over a first period of time; capture sound from a patient breathing over the first period of time; determine a difference between the PAP device sound and the patient breathing sound over the first peri...