|
| US4375016 | 28 Abr 1980 | 22 Feb 1983 | Qualitone Hearing Aids Inc. | Vented ear tip for hearing aid and adapter coupler therefore |
| US4620605 | 3 Oct 1985 | 4 Nov 1986 | | Suspension for electro-acoustical transducers |
| US4679650 | 5 Dic 1985 | 14 Jul 1987 | Westra Electronic GmbH | Hearing aid ear mold end piece for the auditory canal and hearing aid ear mold |
| US4870688 | 27 May 1986 | 26 Sep 1989 | | Mass production auditory canal hearing aid |
| US4965838 | 30 Jun 1989 | 23 Oct 1990 | Sony Corporation | Ear piece transducer |
| US4975967 | 22 May 1989 | 4 Dic 1990 | | Earplug for noise protected communication between the user of the earplug and surroundings |
| US5347584 | 6 Mar 1992 | 13 Sep 1994 | Rion Kabushiki-Kaisha | Hearing aid |
| US5712918 | 27 Ene 1995 | 27 Ene 1998 | Beltone Electronics Corporation | Press-fit ear wax barrier |
| US5742692 | 17 Mar 1995 | 21 Abr 1998 | U.S. Philips Corporation | In-the-ear hearing aid with flexible seal |
| US5784471 | 11 Jul 1996 | 21 Jul 1998 | Sennheiser electronic GmbH & Co. KG | Hearing aid with an electrodynamic acoustic transducer |
| US5887070 | 19 Dic 1996 | 23 Mar 1999 | Etymotic Research, Inc. | High fidelity insert earphones and methods of making same |
| US5970157 | 31 Oct 1997 | 19 Oct 1999 | Beltone Electronics Corporation | Press-fit ear wax barrier |
| US5979589 | 2 May 1997 | 9 Nov 1999 | Sarnoff Corporation | Flexible hearing aid |
| US6993144 | 28 Sep 2000 | 31 Ene 2006 | Etymotic Research, Inc. | Insert earphone assembly for audiometric testing and method for making same |
| US7298858 | 23 Sep 2005 | 20 Nov 2007 | Etymotic Research, Inc. | Insert earphone assembly for audiometric testing and method for making same |
| US7424123 | 24 Feb 2004 | 9 Sep 2008 | Insound Medical, Inc. | Canal hearing device with tubular insert |
| US7606382 | 17 Nov 2006 | 20 Oct 2009 | Hear-Wear Technologies LLC | BTE/CIC auditory device and modular connector system therefor |
| US7634099 | 23 Nov 2005 | 15 Dic 2009 | Logitech International, S.A. | High-fidelity earpiece with adjustable frequency response |
| US7681577 | 23 Oct 2006 | 23 Mar 2010 | Klipsch, LLC | Ear tip |
| US7784583 | 24 Abr 2006 | 31 Ago 2010 | The United States of America as represented by the Secretary of the Air Force | Deep insertion vented earpiece system |
| US8050437 | 17 Nov 2006 | 1 Nov 2011 | Hear-Wear Technologies, LLC | BTE/CIC auditory device and modular connector system therefor |
| US8094850 | 7 Ago 2009 | 10 Ene 2012 | Hear-Wear Technologies, LLC | BTE/CIC auditory device and modular connector system therefor |
| US8135163 | 30 Ago 2007 | 13 Mar 2012 | Klipsch Group, Inc. | Balanced armature with acoustic low pass filter |
| US8180094 | 2 Oct 2008 | 15 May 2012 | Logitech International, S.A. | Earpiece with acoustic vent for driver response optimization |
| US8201561 | 2 Dic 2009 | 19 Jun 2012 | Klipsch Group, Inc. | Ear tip |
| US8224005 | 8 Oct 2007 | 17 Jul 2012 | Surefire, LLC | Hearing aid extension |
| USD524938 | 5 Ene 2005 | 11 Jul 2006 | Neesim Health, LLC | Ear piece |
| USD538268 | 28 Dic 2005 | 13 Mar 2007 | Gennum Corporation | Headset for an electronic device |
| USD540312 | 28 Mar 2006 | 10 Abr 2007 | Sound ID | Back surface configuration for ear module |
| USD567217 | 28 Dic 2006 | 22 Abr 2008 | Star Micronics Co., Ltd. | Earphone |
| USD585050 | 7 Feb 2008 | 20 Ene 2009 | Victor Company of Japan Ltd. | Headphones |
| USD587247 | 29 Feb 2008 | 24 Feb 2009 | Sony Corporation | Earphone |
| USD587249 | 29 Feb 2008 | 24 Feb 2009 | Sony Corporation | Earphone |
| USD598431 | 20 May 2008 | 18 Ago 2009 | Sony Corporation | Earphone |
| USD598901 | 8 Jul 2008 | 25 Ago 2009 | Monster Cable Products, Inc. | Pair of in ear headphones |
| USD600675 | 6 Ago 2008 | 22 Sep 2009 | Monster Cable Products, Inc. | Pair of in ear headphones |
| USD603844 | 29 May 2008 | 10 Nov 2009 | Klipsch, LLC | Headphone |
| USD610129 | 31 Dic 2008 | 16 Feb 2010 | Sony Corporation | Earphone |
| USD611929 | 5 May 2009 | 16 Mar 2010 | Klipsch, LLC | Headphone ear tips |
| USD618218 | 30 Abr 2009 | 22 Jun 2010 | Verto Medical Solutions, LLC | Ear bud adapter |
| USD622265 | 14 Ago 2009 | 24 Ago 2010 | Motorola, Inc. | Ear cushion for an audio device |
| USD624901 | 29 May 2008 | 5 Oct 2010 | Klipsch Group, Inc. | Headphone ear tips |
| USD628565 | 18 Ene 2010 | 7 Dic 2010 | FIH (Hong Kong) Limited | Bluetooth headset |
| USD632678 | 2 Abr 2010 | 15 Feb 2011 | 3M Innovative Properties Company | Ear bud shaft and taper |
| USD652822 | 5 Ene 2011 | 24 Ene 2012 | Monster Cable Products, Inc. | In-ear audio device |
| USD660289 | 20 Jul 2010 | 22 May 2012 | Monster Cable Products, Inc. | In-ear headphone |
| USD660826 | 18 Jul 2011 | 29 May 2012 | Beats Electronics, LLC | Audio listening system |
| USRE38351 | 21 Ene 2000 | 16 Dic 2003 | Etymotic Research, Inc. | High fidelity insert earphones and methods of making same |
| USRE40696 | 18 Jul 2003 | 7 Abr 2009 | Etymotic Research, Inc. | High fidelity insert earphones and methods of making same |