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