ALEXANDRIA, Va., March 5 -- United States Patent no. 12,239,785, issued on March 4, was assigned to University of Utah Research Foundation (Salt Lake City).

"Ventilation devices and systems and methods of using same" was invented by Michael Fogarty (Salt Lake City), Joseph Orr (Salt Lake City) and Kai Kuck (Salt Lake City).

According to the abstract* released by the U.S. Patent & Trademark Office: "A ventilation system having a mask, a blowing assembly, and a processor. The mask has a mask body and a pressure sensor operatively associated with the mask body and configured to measure pressure within the mask. The mask body defines an inlet opening and a plurality of leak openings. The blowing assembly is positioned in fluid communication w...