| Patents for H04R 25 - Deaf-aid sets (22,418) |
|---|
| 06/02/1987 | CA1222464A1 Ear acoustical hearing aid |
| 05/13/1987 | EP0221100A1 Improvement in the faceplates of intracanal hearing aids |
| 05/06/1987 | EP0220563A1 Adaptive noise suppressor |
| 05/05/1987 | CA1221315A1 Hearing aid wax guard |
| 04/28/1987 | US4661981 Method and means for processing speech |
| 04/22/1987 | EP0219183A2 Class B amplifier |
| 04/22/1987 | EP0219026A1 Hearing aid |
| 04/22/1987 | EP0219025A1 Hearing aid |
| 04/14/1987 | US4658426 Adaptive noise suppressor |
| 04/14/1987 | US4657106 "Ear" hearing aid |
| 04/07/1987 | US4656574 Logic signal multiplier circuit |
| 04/07/1987 | CA1220144A1 Hearing aid with a housing to be worn behind the ear |
| 04/01/1987 | EP0124566B1 An apparatus for use in the adjustment of the secondary adjustment means of a hearing aid |
| 03/31/1987 | CA1219953A1 Method and apparatus for simulating aural response information |
| 03/25/1987 | EP0215726A2 Prosthetic electrode array |
| 03/24/1987 | US4652414 Non-electronic hearing aid |
| 03/19/1987 | DE3532517A1 Hearing aid to be worn behind the ear |
| 03/10/1987 | US4649366 Trimmer control mounted in potentiometer knob |
| 03/10/1987 | US4648403 Method and apparatus for providing spread correction in a multi-channel cochlear prosthesis |
| 03/02/1987 | EP0199734A4 Removal handle for in-the-ear hearing aid. |
| 02/24/1987 | US4645504 To minimize or eliminate use of antibiotics; prosthetics |
| 02/17/1987 | US4644330 Anti-snoring device |
| 02/04/1987 | EP0210550A2 Hearing aid to be worn in the ear |
| 01/29/1987 | DE3527112A1 Hearing aid |
| 01/27/1987 | US4639556 Hearing aid with a flexible printed circuit board |
| 01/20/1987 | US4638125 Hearing aid with a housing to be worn behind the ear |
| 01/20/1987 | US4637402 Method for quantitatively measuring a hearing defect |
| 01/20/1987 | CA1216798A1 Method and device for the transmission of acoustic information as perceivable vibrations |
| 01/15/1987 | WO1987000366A1 Noise supression system |
| 01/13/1987 | CA1216525A1 Method and means for processing speech |
| 01/08/1987 | DE3522852A1 Process for fabricating an intermediate carrier for semiconductor bodies |
| 01/06/1987 | US4634815 In-the-ear hearing aid |
| 12/30/1986 | US4633166 Buffer circuit suitable for low voltage operation |
| 12/30/1986 | EP0206213A1 Hearing aid |
| 12/23/1986 | US4631517 Frequency-matched signal device for persons with impaired hearing |
| 12/16/1986 | US4630305 Automatic gain selector for a noise suppression system |
| 12/16/1986 | US4630304 Automatic background noise estimator for a noise suppression system |
| 12/16/1986 | US4630302 Hearing aid method and apparatus |
| 12/16/1986 | US4629834 Apparatus and method for vibratory signal detection |
| 12/16/1986 | US4629833 Electric hearing aid |
| 12/16/1986 | US4628907 Direct contact hearing aid apparatus |
| 12/09/1986 | US4628529 Noise suppression system |
| 12/09/1986 | US4628527 Mini hearing aid |
| 12/09/1986 | CA1214999A1 Wax guard system |
| 11/20/1986 | WO1986006919A1 Improvement in the faceplates of intracanal hearing aids |
| 11/18/1986 | US4622975 Apparatus for testing hearing loss |
| 11/18/1986 | CA1214112A1 Noise reduction system |
| 11/11/1986 | US4622692 Noise reduction system |
| 11/11/1986 | US4622440 Differential hearing aid with programmable frequency response |
| 11/05/1986 | EP0199734A1 Removal handle for in-the-ear hearing aid. |
| 11/04/1986 | US4620605 Suspension for electro-acoustical transducers |
| 10/28/1986 | CA1213351A1 Ear canal electrode |
| 10/28/1986 | CA1213350A1 Ear canal electrode |
| 10/15/1986 | EP0197630A2 Process for manufacturing an ear fitted acoustical hearing aid |
| 10/14/1986 | US4617536 Amplitude modulation apparatus and method |
| 10/14/1986 | US4617429 Hearing aid |
| 10/14/1986 | CA1212501A1 Cochlear implant system for an auditory prosthesis |
| 10/08/1986 | EP0196366A2 Hearing aid to be worn in the auditory canal |
| 09/23/1986 | US4612915 Direct bone conduction hearing aid device |
| 09/23/1986 | CA1211831A1 Electric hearing aid |
| 09/17/1986 | EP0194958A2 Electret transducer and method of fabrication |
| 09/16/1986 | US4611598 Multi-frequency transmission system for implanted hearing aids |
| 09/03/1986 | EP0193145A2 Transmission system for auditory prostheses |
| 08/26/1986 | US4607720 Hearing aid |
| 08/20/1986 | EP0191075A1 System and method for compensating hearing deficiences. |
| 08/20/1986 | CN85100782A Multifuction electromedical device |
| 08/19/1986 | US4606329 Implantable electromagnetic middle-ear bone-conduction hearing aid device |
| 08/13/1986 | EP0190836A1 Auditory stimulation using cw and pulsed signals |
| 07/30/1986 | EP0188661A1 Electronic hearing aid |
| 07/30/1986 | CN86100219A Auditory stimulation using cw and pulsed signals |
| 07/29/1986 | CA1208757A1 Tactile stimulation device for facilitating speech training of hearing-impaired individuals |
| 07/22/1986 | US4601294 Ear canal electrode |
| 07/22/1986 | CA1208314A1 Buffer circuit suitable for low voltage operation |
| 07/09/1986 | EP0186748A2 Deaf-aid device to be supported in one's ear or in one's auditory canal |
| 07/01/1986 | US4598177 Hearing aid with self-contained battery compartment and volume control |
| 06/24/1986 | US4596902 Processor controlled ear responsive hearing aid and method |
| 06/11/1986 | EP0184332A2 Method and device for communicating information representing sound waves to the deaf |
| 06/10/1986 | US4593696 Auditory stimulation using CW and pulsed signals |
| 06/04/1986 | EP0183605A1 Implantable electrode support |
| 05/27/1986 | US4592087 Class D hearing aid amplifier |
| 05/13/1986 | US4588960 Output circuits of class B type electronic amplifiers |
| 05/13/1986 | US4588867 Ear microphone |
| 05/13/1986 | US4587965 Ear protector for keeping down sound and associated filter |
| 05/07/1986 | EP0180337A2 Buffer circuit |
| 04/30/1986 | EP0179257A1 Miniature hearing aid |
| 04/29/1986 | US4586194 Earphone characteristic measuring device |
| 04/29/1986 | US4586001 Low voltage push-pull amplifier |
| 04/29/1986 | US4585089 Coupling element for a hearing aid |
| 04/24/1986 | WO1986002517A1 Removal handle for in-the-ear hearing aid |
| 04/22/1986 | US4584437 Hearing aids of the type intended to be fitted in the external auditory meatus of the user |
| 04/09/1986 | EP0176838A1 Behind-the-ear hearing aid |
| 04/02/1986 | EP0176459A1 Ear phone, telephone handset and head phones for correcting individual hearing deficiencies |
| 04/02/1986 | EP0176116A2 Remote control system for hearing aids |
| 04/02/1986 | EP0175909A1 Hearing aid device |
| 03/25/1986 | US4577641 Method of fitting hearing prosthesis to a patient having impaired hearing |
| 03/18/1986 | CA1202111A1 Hearing aids |
| 03/13/1986 | WO1986001671A1 System and method for compensating hearing deficiences |
| 03/11/1986 | US4575586 Apparatus for use in the adjustment of the secondary adjustment means of a hearing aid |
| 03/11/1986 | US4574912 Acoustic device for amplifying sounds |
| 03/05/1986 | EP0173371A1 Hearing-aid device |