1
Philip Rodney Kwok, Willedwin John Grant, Robert Stephen Matchett: Forehead support for facial mask. Resmed, Pillsbury Madison & Sutro, September 19, 2000: US06119693 (299 worldwide citation)

An adjustable forehead support for a nasal mask. The present invention discloses an adjustable forehead support for a nasal or full-face mask wherein the forehead support may be adjusted for the different shapes and sizes of a facial profile. The forehead support utilizes a dual-arm system which adj ...


2
Philip Rodney Kwok, Willedwin John Grant, Robert Stephen Matchett: Forehead support for facial mask. ResMed, Pillsbury Winthrop, October 15, 2002: US06463931 (108 worldwide citation)

An adjustable forehead support for a nasal mask. The present invention discloses an adjustable forehead support for a nasal or full-face mask wherein the forehead support may be adjusted for the different shapes and sizes of a facial profile. The forehead support utilizes a dual-arm system which adj ...