|
| US4957106 | 17 Nov 1988 | 18 Sep 1990 | Engicom, Naamloze Vennootschap | Gas mask coupled to monolithic member with speech membrane |
| US4974586 | 6 Oct 1988 | 4 Dic 1990 | Moldex/Metric Products, Inc. | Breathing mask |
| US5080094 | 19 Oct 1988 | 14 Ene 1992 | Better Breathing, Inc. | Face mask |
| US5237986 | 14 May 1991 | 24 Ago 1993 | Minnesota Mining and Manufacturing Company | Respirator harness assembly |
| US5628308 | 31 Ago 1994 | 13 May 1997 | | Heat and fire resistant respiratory filtration mask |
| US5823188 | 12 May 1997 | 20 Oct 1998 | | Heat and fire resistant respiratory filtration mask |
| US6338340 | 2 Nov 1999 | 15 Ene 2002 | Xcaper Industries LLC | Filter mask |
| US6497232 | 16 Oct 2001 | 24 Dic 2002 | Cabot Safety Intermediate Corporation | Respirator headpiece and release mechanism |
| US7207335 | 12 Feb 2003 | 24 Abr 2007 | ResMed Limited | Mask and vent assembly therefor |
| US7404401 | 10 Jun 2005 | 29 Jul 2008 | | Water respirator filter |
| US7845354 | 19 Nov 2002 | 7 Dic 2010 | ResMed Limited | Mask and vent assembly therefor |
| US7926487 | 28 Abr 2006 | 19 Abr 2011 | ResMed Limited | Respiratory mask having gas washout vent and gas washout vent assembly for a respiratory mask |
| US7942150 | 8 Abr 2005 | 17 May 2011 | ResMed Limited | Nasal assembly |
| US8122886 | 27 Dic 2006 | 28 Feb 2012 | ResMed Limited | Respiratory mask assembly with vent |
| USD473937 | 16 Oct 2001 | 29 Abr 2003 | Cabot Safety Intermediate Corp. | Respirator |
