| Patents for H04R 25 - Deaf-aid sets (22,418) |
|---|
| 03/28/1995 | US5402494 Electronic device forming a programmable miniature hearing aid, in particular of the intraductal type |
| 03/28/1995 | US5402493 In a sound analyzer |
| 03/28/1995 | US5401920 Cerumen filter for hearing aids |
| 03/28/1995 | CA2133026A1 Hearing aid |
| 03/23/1995 | WO1995008249A1 Apparatus and method for reducing acoustic feedback |
| 03/23/1995 | WO1995008248A1 Noise reduction system for binaural hearing aid |
| 03/23/1995 | DE4332250A1 Programmable hearing aid |
| 03/22/1995 | EP0640262A4 Unidirectional ear microphone and method. |
| 03/15/1995 | CN2192114Y Superminiature audiphone |
| 03/09/1995 | WO1995007014A1 Receiver for a hearing aid |
| 03/09/1995 | WO1995006976A1 Variable gain amplifier |
| 03/09/1995 | DE4431998A1 Hearing aid system |
| 03/09/1995 | DE4343702C1 Hearing aid worn on the head |
| 03/09/1995 | CA2169724A1 Variable gain amplifier |
| 03/08/1995 | EP0567535A4 Improved hearing apparatus. |
| 03/07/1995 | US5396560 Hearing aid incorporating a novelty filter |
| 03/07/1995 | US5395168 In the ear hearing aid having extraction tube which reduces acoustic feedback |
| 03/02/1995 | WO1995006398A1 Method and apparatus imparting vibrations to bone |
| 03/01/1995 | EP0640262A1 Unidirectional ear microphone and method |
| 02/28/1995 | US5394475 Method for shifting the frequency of signals |
| 02/22/1995 | EP0639932A2 Behind-the-ear hearing aid |
| 02/22/1995 | EP0627155A4 Cerumen barrier for hearing instruments. |
| 02/16/1995 | DE4327901C1 Device for aiding hearing |
| 02/14/1995 | US5390254 Hearing apparatus |
| 02/14/1995 | US5389829 Output limiter for class-D BICMOS hearing aid output amplifier |
| 02/14/1995 | US5389009 For testing a hearing aid instrument |
| 02/07/1995 | US5388182 Nonlinear method and apparatus for coding and decoding acoustic signals with data compression and noise suppression using cochlear filters, wavelet analysis, and irregular sampling reconstruction |
| 02/07/1995 | US5387875 For generating a pulse form drive signal |
| 02/07/1995 | US5387259 Optical transdermal linking method for transmitting power and a first data stream while receiving a second data stream |
| 01/31/1995 | US5386476 Locking device for a hearing aid battery chamber |
| 01/31/1995 | US5386475 Real-time hearing aid simulation |
| 01/24/1995 | US5384852 Hearing aid having a programmable audio input |
| 01/18/1995 | EP0634084A1 Hearing aid compensating for acoustic feedback |
| 01/18/1995 | EP0634083A1 Aid to hearing speech in a noisy environment |
| 01/12/1995 | WO1995001710A1 Implantable magnetic hearing aid transducer |
| 01/12/1995 | WO1995001709A1 Cochlear implant devices |
| 01/12/1995 | WO1995001678A1 Short range inductively coupled communication system employing time variant modulation |
| 01/12/1995 | DE4322853A1 Hearing-aid-compatible telephone set |
| 01/11/1995 | EP0490930B1 Electromagnetic resonant vibrator |
| 01/10/1995 | US5381484 Hearing aid with pull-out-string, pull-out string, and method of making a hearing aid |
| 01/05/1995 | DE4343703C1 Hearing aid which can be worn on the head |
| 01/04/1995 | EP0631709A1 Dual element headphone |
| 01/03/1995 | US5378933 Circuit arrangement having a switching amplifier |
| 12/28/1994 | EP0630549A1 Device for recharging an intra-auricular prosthesis battery and process for the manufacture of said device. |
| 12/22/1994 | WO1994029932A1 Percutaneous connector system |
| 12/22/1994 | WO1994029365A1 Wholly aromatic polyester, composition thereof, and molded article made therefrom |
| 12/14/1994 | EP0629101A1 Hearing aid to be worn in the ear and method for manufacturing the same |
| 12/13/1994 | US5373555 Unidirectional ear microphone and gasket |
| 12/07/1994 | EP0627155A1 Cerumen barrier for hearing instruments |
| 11/30/1994 | EP0362217B1 Output amplifier |
| 11/24/1994 | DE4326358C1 Induction coil for use as an electromagnetic induction transducer (hearing coil) in electrical hearing aids |
| 11/15/1994 | US5365593 Decorative and operative hearing aid attachment |
| 11/15/1994 | US5365233 Method for digitizing a band-limited, analog signal, analog-digital processing unit to implement the method, a method for digital filtering and a digital filter for its implementation |
| 11/11/1994 | EP0724819A4 Self-curving cochlear electrode array |
| 11/10/1994 | WO1994025957A1 Voice transmission system and method for high ambient noise conditions |
| 11/10/1994 | DE4331382C1 Actuating device for hearing aids |
| 11/09/1994 | EP0564456A4 Supersonic bone conduction hearing aid and method |
| 11/08/1994 | US5363444 Unidirectional ear microphone and method |
| 11/02/1994 | EP0622057A2 Holding apparatus destined to be implanted into bone tissue for the controlled reception and fixation of equipment preferably usable for electrical information transmission |
| 11/02/1994 | EP0621768A1 Hearing aid based on microwaves |
| 11/02/1994 | EP0494991B1 Ear piece having disposable, compressible polymeric foam sleeve |
| 11/01/1994 | US5360388 Round window electromagnetic implantable hearing aid |
| 10/28/1994 | CA2122230A1 Holding means and method of implantation of osseous tissue |
| 10/27/1994 | WO1994024834A1 Hearing aid having a microphone switching system |
| 10/26/1994 | CN2181155Y Ultralarge power two-ear box type deaf-aid |
| 10/25/1994 | US5359321 Remote control device for controlling apparatuses carried on the body, in particular hearing aids |
| 10/20/1994 | DE4313160A1 Method for optimising a hearing aid for persons with a high degree of hearing impairment |
| 10/19/1994 | EP0619934A1 Cerumen filter for hearing aids |
| 10/18/1994 | US5357576 In the canal hearing aid with protruding shell portion |
| 10/18/1994 | US5357251 Electronic filters, signal conversion apparatus, hearing aids and methods |
| 10/18/1994 | US5356430 Hearing prosthesis |
| 10/13/1994 | WO1994023548A1 Adaptive gain and filtering circuit for a sound reproduction system |
| 10/13/1994 | WO1994023521A1 Unidirectional ear microphone and gasket |
| 10/13/1994 | WO1994022372A1 Probe for audiometric apparatus |
| 10/11/1994 | US5355329 Digital filter having independent damping and frequency parameters |
| 09/29/1994 | WO1994022276A1 Remotely controlled, especially remotely programmable hearing aid system |
| 09/22/1994 | DE4407847A1 Middle-ear prosthesis |
| 09/14/1994 | EP0502073B1 Hearing aid |
| 09/13/1994 | US5347584 Hearing aid |
| 09/06/1994 | US5345509 Transducer with ear canal pickup |
| 09/06/1994 | US5344387 Cochlear implant |
| 08/31/1994 | EP0613324A2 Collapsible ear tip |
| 08/31/1994 | EP0527742B1 Tinnitus masking device |
| 08/30/1994 | US5343532 Hearing aid device |
| 08/30/1994 | CA1331803C Hearing aid |
| 08/27/1994 | CA2090531A1 Dual time constant audio compression system |
| 08/25/1994 | DE4319599C1 Hearing aid |
| 08/23/1994 | US5341433 Hearing aid device |
| 08/23/1994 | CA1331651C Hearing aid programming interface and method |
| 08/18/1994 | DE4321788C1 Interface for serial data transmission between a hearing aid and a control device |
| 08/17/1994 | EP0401297B1 Improved low voltage programmable compressor |
| 08/16/1994 | US5338287 Electromagnetic induction hearing aid device |
| 08/10/1994 | EP0603204A4 Improved electromagnetic hearing system. |
| 08/10/1994 | EP0555278A4 Bimodal speech processor |
| 08/09/1994 | US5337364 Communication device for transmitting audio information to a user |
| 08/09/1994 | US5337011 Pre-amplifier |
| 08/04/1994 | WO1994017645A1 Implantable auditory system with micromachined microsensor and microactuator |
| 08/02/1994 | US5335286 Electret assembly |
| 08/02/1994 | US5333622 Earplug and hearing devices formed in-situ |
| 08/02/1994 | CA2024845C Multi-peak speech processor |