Patents for H04R 25 - Deaf-aid sets (22,418) |
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07/19/1984 | WO1984002793A1 Method and means for processing speech |
07/17/1984 | US4461025 Automatic background noise suppressor |
07/04/1984 | EP0112594A1 Ear protector for keeping down sound and associated filter |
06/26/1984 | US4456795 Behind-the-ear type hearing aid |
06/20/1984 | EP0111222A1 Small hearing aid apparatus |
06/13/1984 | EP0110018A1 Measuring device for testing the density of an ear impression and/or an otoplastic |
05/29/1984 | US4451709 Eye glass hearing aids |
05/29/1984 | US4450930 Microphone with stepped response |
05/23/1984 | EP0109304A1 Anchor and insertion tool for anchoring electrode leads used in cochlear implantation |
05/16/1984 | EP0108734A1 Coupling for use in the securing of a hook-shaped sound part on a behind-the-ear hearing aid |
05/15/1984 | US4449018 Hearing aid |
05/10/1984 | WO1984001876A1 An apparatus for use in the adjustment of the secondary adjustment means of a hearing aid |
05/08/1984 | US4447677 Hearing aid |
05/02/1984 | EP0106846A1 Coupling to a bone-anchored hearing aid |
04/17/1984 | US4443668 Earplug mounting device with audio passageway |
04/17/1984 | US4443667 Electromagnetic transducer |
04/17/1984 | US4442917 Vented acoustic ear mold for hearing aids |
04/17/1984 | CA1165884A1 Speech processor for controlling hearing prosthesis |
04/03/1984 | US4441202 Speech processor |
04/03/1984 | US4440982 Hearing aid |
03/21/1984 | EP0102945A1 Waveform clipping circuits |
02/29/1984 | EP0101469A1 A method and a device for the damping of transients |
02/07/1984 | US4430520 Transducer shielding enclosure |
01/31/1984 | US4428377 Method for the electrical stimulation of the auditory nerve and multichannel hearing prosthesis for carrying out the method |
01/18/1984 | EP0098421A2 Electric hearing aid |
01/10/1984 | US4425481 Programmable signal processing device |
01/04/1984 | EP0097184A1 Method and apparatus for adapting the transfer function in a hearing aid |
12/13/1983 | US4419995 Single channel auditory stimulation system |
12/06/1983 | US4419544 Signal processing apparatus |
12/06/1983 | US4418787 Hearing aid with audio path duct extension element, and extension element attachment |
11/29/1983 | US4418246 Cell assembly for electret transducer |
11/22/1983 | US4417104 Plug for miniature receiver |
11/02/1983 | EP0092822A2 Ear microphone |
10/25/1983 | US4412096 Combination earmold and receiver adapter |
10/18/1983 | US4410769 Transducer with adjustable armature yoke and method of adjustment |
10/11/1983 | US4409435 Hearing aid suitable for use under noisy circumstance |
10/11/1983 | US4408608 Implantable tissue-stimulating prosthesis |
10/04/1983 | US4407389 Vented acoustic ear mold for hearing aids |
09/28/1983 | EP0089452A1 Hearing aid with amplifier circuit |
09/21/1983 | EP0088845A2 Low shrinkage polymers and process for their preparation |
09/20/1983 | US4405831 Apparatus for selective noise suppression for hearing aids |
09/15/1983 | WO1983003176A1 Waveform clipping circuits |
09/14/1983 | EP0088154A1 Speech stimulating device |
09/07/1983 | EP0087668A1 Hearing aid device |
09/06/1983 | US4403120 Earphone |
09/06/1983 | US4403118 Method for generating acoustical speech signals which can be understood by persons extremely hard of hearing and a device for the implementation of said method |
09/01/1983 | WO1983003039A1 Hearing apparatus |
08/23/1983 | US4400590 Apparatus for multichannel cochlear implant hearing aid system |
08/18/1983 | WO1983002862A1 A method and a device for the damping of transients |
08/03/1983 | EP0085032A2 Improvements in hearing aids of the type intended to be fitted in the external auditory meatus of the user |
08/03/1983 | EP0084973A2 Ear canal electrode |
08/03/1983 | EP0084972A2 Ear canal electrode |
08/02/1983 | US4396806 Hearing aid amplifier |
07/26/1983 | US4395601 Modular hearing aid |
07/12/1983 | US4393275 Hearing aid with controllable wide range of frequency response |
07/12/1983 | US4392547 Hearing aid earmolds |
06/28/1983 | CA1149050A1 Apparatus for conditioning hearing |
06/23/1983 | WO1983002212A1 Method and apparatus for adapting the transfer function in a hearing aid |
06/09/1983 | WO1983002047A1 Coupling to a bone-anchored hearing aid |
05/03/1983 | US4381830 Continuous flow earmold tubing connector |
04/27/1983 | EP0077688A1 Improvements in or relating to hearing aids |
04/19/1983 | US4380689 Electroacoustic transducer for hearing aids |
04/12/1983 | US4379988 Molded hearing aid and battery charger |
04/06/1983 | EP0076069A1 Single channel auditory stimulation system |
03/31/1983 | WO1983000999A1 Single channel auditory stimulation system |
03/16/1983 | EP0074137A1 Apparatus for electroacoustic energy conversion |
03/03/1983 | WO1983000792A1 Container for acoustic testing |
02/22/1983 | US4375016 Vented ear tip for hearing aid and adapter coupler therefore |
02/22/1983 | CA1141854A1 Method of and arrangement for adapting a hearing aid |
02/16/1983 | EP0071845A2 Apparatus for compensating hearing deficiencies |
01/25/1983 | US4370696 Electrified glove |
01/19/1983 | EP0069850A2 Stethoscope |
01/19/1983 | EP0069801A2 Stethoscope |
12/28/1982 | US4366349 Generalized signal processing hearing aid |
11/30/1982 | US4361734 Hearing aid |
11/30/1982 | US4361733 Hard-of-hearing aid appliance |
11/24/1982 | EP0064992A1 Electrical connector |
11/16/1982 | CA1135829A1 Acoustic electrical conversion device with at least one capacitor electret element connected to an electronic circuit |
11/08/1982 | EP0029048A4 Speech processor. |
11/03/1982 | EP0064042A1 Programmable signal processing device |
11/02/1982 | US4357499 Acoustic test box |
11/02/1982 | US4357497 System for enhancing auditory stimulation and the like |
10/12/1982 | US4354065 Miniature hearing aid |
10/12/1982 | US4354064 Vibratory aid for presbycusis |
10/12/1982 | US4354061 Sensing coil in hearing aid |
09/14/1982 | USRE31031 Implantable electronic hearing aid |
09/14/1982 | US4349083 Acoustic ear mold |
09/14/1982 | US4349081 Method for retaining a hearing aid in place and hearing aid harness |
08/24/1982 | US4346268 Automatic audiological analyzer |
08/17/1982 | CA1129982A1 Cutaneous communication device |
06/23/1982 | EP0054450A1 Hearing aid devices |
05/27/1982 | WO1982001655A1 Electrical connector |
05/25/1982 | US4331840 Electret transducer with tapered acoustic chamber |
05/11/1982 | US4329676 Potentiometer |
04/27/1982 | US4327252 Apparatus for conditioning hearing |
04/20/1982 | US4326172 Tunable active high-pass filter |
04/13/1982 | US4324951 Acoustic coupling system |
03/23/1982 | CA1120263A1 Audio-vocal integrator apparatus |
03/18/1982 | WO1982000760A1 Method,multiple channel electrode,receiver with a plurality of channels and multifrequency system for electric stimulation |
02/23/1982 | CA1118881A1 Process and hearing aid for compensating hearing defects |