1
John R Lovell, Paul R Chiesa, Thomas M Moulton: Nose mask. SleepNet Corporation, Devine Millimet & Branch P A, Paul C Remus, May 1, 2007: US07210481 (115 worldwide citation)

A nasal mask (301) includes a shell (308) forming a chamber (390) having an inlet (332) and at least one outlet and a seal (302). The seal (302) is disposed proximate the outlet for contacting and sealing with external skin proximate at least one naris at a base of a nose of a user donning the mask. ...


2
John R Lovell, Paul R Chiesa, Thomas M Moulton: Nose mask. SleepNet Corporation, Devine Millimet & Branch P A, Paul C Remus, May 22, 2007: US07219669 (50 worldwide citation)

A nasal mask includes a shell forming a chamber having an inlet and at least one outlet and a seal. The seal is disposed proximate the outlet for contacting and sealing with external skin proximate at least one naris at a base of a nose of a user donning the mask. Substantially all of the sealing oc ...