ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,337, issued on July 29, was assigned to FISHER & PAYKEL HEALTHCARE Ltd. (Auckland, New Zealand).
"Exhalation port" was invented by Katie Fyfe (Auckland, New Zealand) and Kevin Blake Powell (Auckland, New Zealand).
According to the abstract* released by the U.S. Patent & Trademark Office: "Several embodiments of exhalation ports for use respiratory systems are described. Some of the embodiments provide an elongate body defining a lumen through which gases may flow. A plurality of tapered openings is arranged on a portion of the elongate body and configured to vent gases. A shroud extends from the elongate body and surrounds one or more of the plurality of tapered openings. The exh...