ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,834, issued on July 22, was assigned to Fisher & Paykel Healthcare Ltd. (Auckland, New Zealand).

"Nasal seal and respiratory interface" was invented by Silas Sao Jin Siew (Auckland, New Zealand), Amit Galgali (Auckland, New Zealand), Ryan Anthony Graham (Auckland, New Zealand), Mark Andrew Thompson (Auckland, New Zealand), Olivia Marie Allan (Auckland, New Zealand) and Bruno Sintive (Auckland, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nasal seal for a respiratory interface comprises a supple lower-nose-receiving center part having a concave shape pre-formed to receive and sealingly contact the tip, lower sides, and base of the nos...