ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,510, issued on Jan. 13, was assigned to ResMed Pty Ltd (Bella Vista, Australia).
"Mask vent" was invented by Eva Ng (Sydney), Robert Henry Frater (Sydney), Lee James Veliss (Rotterdam, Netherlands), Barton John Kenyon (Sydney), Daniel Robert Judson (Blue Mountains, Australia), Robert Edward Henry (Sydney), Alison Oldenburg (Sydney), Renee Frances Flower (Sydney) and Michael John Reid (Sydney).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vent arrangement is provided to a mask or associated conduit to discharge exhaled gas from the mask to atmosphere. The vent arrangement is structured to diffuse the exhaust vent flow to produce less air jetting, t...