|
| US4328799 | 13 Jun 1980 | 11 May 1982 | | Sacral topical hyperbaric oxygen chambers |
| US4957106 | 17 Nov 1988 | 18 Sep 1990 | Engicom, Naamloze Vennootschap | Gas mask coupled to monolithic member with speech membrane |
| US5138666 | 9 Sep 1991 | 11 Ago 1992 | Actron Manufacturing Company | Voice transmission system |
| US5159641 | 31 Jul 1991 | 27 Oct 1992 | Figgie International, Inc. | Microphone circuit control mechanism for breathing apparatus |
| US5307793 | 29 Jun 1992 | 3 May 1994 | Puritan-Bennett Corporation | Microphone signal attenuating apparatus for oxygen masks |
| US5371804 | 15 Nov 1991 | 6 Dic 1994 | Actron Manufacturing Company | Voice transmission system |
| US5428688 | 29 Mar 1993 | 27 Jun 1995 | Audiopack Sounds Systems | Voice transmission system with remote microphone |
| US5463693 | 10 Nov 1993 | 31 Oct 1995 | Audiopack Sound Systems Inc. | Voice amplification adapter assembly for face mask |
| US5605145 | 18 Jul 1995 | 25 Feb 1997 | Puritan-Bennett Corporation | Microphone attenuation device for use in oxygen breathing masks |
| US5611644 | 9 Nov 1995 | 18 Mar 1997 | Johnson Worldwide Associates | Buckle for a diving mask |
| US5676133 | 4 Jun 1996 | 14 Oct 1997 | Apotheus Laboratories, Inc. | Expiratory scavenging method and apparatus and oxygen control system for post anesthesia care patients |
| US5697363 | 12 Abr 1996 | 16 Dic 1997 | Albert Einstein Healthcare Network | Inhalation and monitoring mask with headset |
| US5829431 | 25 Feb 1997 | 3 Nov 1998 | Puritan-Bennett Corporation | Microphone attenuation device for use in oxygen breathing masks |
| US5933511 | 21 Jul 1997 | 3 Ago 1999 | | Hands-free amplification system |
| US5941245 | 20 Oct 1997 | 24 Ago 1999 | Nellcor Puritan Bennett | Crew oxygen mask with improved comfort control apparatus |
| US6338342 | 22 Feb 1999 | 15 Ene 2002 | Cabot Safety Intermediate Corporation | Respirator headpiece and release mechanism |
| US6347631 | 9 Nov 1999 | 19 Feb 2002 | Mallinckrodt, Inc. | Cantilever device and method for breathing devices and the like |
| US6450166 | 17 May 2000 | 17 Sep 2002 | Southmedic Incorporated | Patient oxygen delivery system |
| US6497232 | 16 Oct 2001 | 24 Dic 2002 | Cabot Safety Intermediate Corporation | Respirator headpiece and release mechanism |
| US6516802 | 2 May 2001 | 11 Feb 2003 | Mallinckrodt, Inc. | Method and combination for treating sleep apnea using a cantilever mask attachment device |
| US6536435 | 30 Jun 2000 | 25 Mar 2003 | Cabot Safety Intermediate Corporation | Respirator headpiece and release mechanism |
| US6595207 | 11 Sep 2000 | 22 Jul 2003 | Southmedic Incorporated | Oxygen diffuser for patient oxygen delivery system |
| US6619288 | 29 May 2001 | 16 Sep 2003 | Deka Products Limited Partnership | Breathing mask with incomplete headband |
| US6889691 | 27 Sep 2001 | 10 May 2005 | Breas Medical AB | Auto CPAP |
| US7139701 | 30 Jun 2004 | 21 Nov 2006 | Motorola, Inc. | Method for detecting and attenuating inhalation noise in a communication system |
| US7155388 | 30 Jun 2004 | 26 Dic 2006 | Motorola, Inc. | Method and apparatus for characterizing inhalation noise and calculating parameters based on the characterization |
| US7254535 | 30 Jun 2004 | 7 Ago 2007 | Motorola, Inc. | Method and apparatus for equalizing a speech signal generated within a pressurized air delivery system |
| USD449376 | 25 Oct 2000 | 16 Oct 2001 | Southmedic Incorporated | Oxygen delivery system |
| USD449883 | 24 Ene 2001 | 30 Oct 2001 | Southmedic Incorporated | Oxygen delivery system |
| USD473937 | 16 Oct 2001 | 29 Abr 2003 | Cabot Safety Intermediate Corp. | Respirator |
