Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 25 - Deaf-aid sets
Patents for H04R 25 - Deaf-aid sets (22,418)
09/1999
09/08/1999CN2337735Y Digital frequency shift bio-ear
09/07/1999US5949895 Disposable audio processor for use with implanted hearing devices
09/07/1999US5949889 Directional hearing aid
09/02/1999WO1999043194A2 Behind-the-ear hearing aid
09/02/1999WO1999043193A2 Behind-the-ear hearing aid
08/1999
08/31/1999US5944672 Digital hearing impairment simulation method and hearing aid evaluation method using the same
08/26/1999WO1999043185A1 A binaural digital hearing aid system
08/26/1999DE19854360A1 Hearing aid implant
08/25/1999EP0937371A2 Method of producing an ear canal impression
08/25/1999CN1226797A Earpiece without impulse noise and loss by acoustic wave movement
08/24/1999US5941905 Public alarm for cochlear implant
08/24/1999US5941814 Arrangement for adjusting and fixing the relative position of two components of an active or passive hearing implant
08/19/1999WO1999041946A1 Earphone without impulse noise for protection against conductive hearing loss
08/19/1999WO1999041945A1 Pseudospontaneous neural stimulation system and method
08/19/1999WO1999041944A1 Speech processing system and method using pseudospontaneous stimulation
08/19/1999WO1999041938A2 Speech processing system and method using pseudospontaneous stimulation
08/18/1999EP0936841A1 Auricular device for patients with hypoacusis
08/18/1999EP0936840A1 Implantable hearing aid
08/17/1999US5938691 Multichannel implantable cochlear stimulator
08/17/1999CA2079612C Portable programmer for hearing aids
08/12/1999WO1999040755A1 Signal processing circuit and method for increasing speech intelligibility
08/10/1999US5935170 Disconnection device for implant coupling at hearing aids
08/10/1999US5935167 Rising bracket prosthesis for implantation in middle ear
08/10/1999US5935166 Implantable hearing assistance device with remote electronics unit
08/05/1999WO1999039548A1 Peritympanic hearing instrument
08/05/1999WO1999039547A1 Method for stimulating a nerve with a variable stimulating current and a device for generating a variable stimulating current
08/05/1999DE19814961A1 Verfahren zur Stimulierung eines Nervs mit einem variablen Reizstrom sowie Vorrichtung zur Erzeugung eines variablen Reizstromes A method for stimulating a nerve with a variable electrical stimulation and device for generating a variable stimulation current
08/05/1999CA2318922A1 Peritympanic hearing instrument
08/04/1999EP0933970A2 Hearing aid with compensation of acoustic and/or mechanical feedback
08/04/1999EP0933007A1 Ear muffler
08/04/1999EP0707781B1 Solid state condenser and microphone devices
08/03/1999CA2204757C Hearing aid
08/03/1999CA2071927C Coil assemblies
07/1999
07/28/1999EP0931433A1 Improved programmable hearing instrument and programming method thereof
07/27/1999US5928160 Home hearing test system and method
07/21/1999EP0930801A2 Circuit and method for adaptive suppression of acoustic feedback
07/15/1999WO1999034754A1 Percutaneous bone anchored transferring device
07/13/1999US5923764 Virtual electroacoustic audiometry for unaided simulated aided, and aided hearing evaluation
07/13/1999US5922017 Device and method for implants in ossified cochleas
07/13/1999US5922016 Apparatus for electric stimulation of auditory nerves of a human being
07/08/1999WO1999034642A1 Dynamic automatic gain control in a hearing aid
07/08/1999DE19756992A1 Hearing aid with recess for battery cell
07/07/1999EP0927502A1 Modularized hearing aid circuit structure
07/07/1999CN2328144Y 无线耳机 Wireless Headset
07/06/1999US5920636 Disposable foam sleeve for sound control device and container therefor
07/06/1999US5920635 Hearing aid
07/06/1999CA2209068C Articulated hearing device
07/06/1999CA2065447C Output amplifier
07/01/1999WO1999033201A1 System and method for factoring a merged wave field into independent components
06/1999
06/29/1999US5916698 Apparatus comprising an electrical device and a battery holder
06/24/1999WO1999031937A1 Automatic system for optimizing hearing aid adjustments
06/24/1999WO1999031936A1 Probe microphone
06/24/1999WO1999031935A1 Apparatus and method for a custom soft-solid hearing aid
06/24/1999WO1999031934A1 Compliant hearing aid and method of manufacture
06/24/1999WO1999031933A1 Implantable microphone having improved sensitivity and frequency response
06/24/1999WO1999031280A1 Screening assays for the detection and diagnosis of influenza virus
06/24/1999WO1999031267A1 Methods for the simultaneous identification of novel biological targets and lead structures for drug development
06/24/1999WO1999013699A9 Digital communication method and digital communication system
06/24/1999CA2314890A1 Apparatus and method for a custom soft-solid hearing aid
06/24/1999CA2314889A1 Compliant hearing aid and method of manufacture
06/24/1999CA2314431A1 Screening assays for the detection and diagnosis of influenza virus
06/24/1999CA2314422A1 Methods for the simultaneous identification of novel biological targets and lead structures for drug development
06/23/1999EP0924961A1 Electroacoustic transducer
06/23/1999EP0924958A1 Directional hearing device
06/23/1999EP0923342A1 Intracanal prosthesis for hearing evaluation
06/22/1999US5915031 Modularized hearing aid circuit structure
06/22/1999US5913815 For improving hearing
06/17/1999WO1999030531A2 Buffering cover for preventing pains in using earphones
06/17/1999DE19755165C1 Portable hearing aid
06/17/1999CA2313400A1 Cushion cover for preventing pains in using earphones
06/15/1999US5912977 Distortion suppression in hearing aids with AGC
06/09/1999EP0920786A1 Hearing aid transducer support
06/09/1999CN1219316A Ear Microphone with enhanced sensitivity
06/09/1999CN1219264A Speeking speed changing method and device
06/08/1999US5910997 Digitally programmable hearing aid communicable with external apparatus through acoustic signal
06/03/1999WO1999027755A1 Hearing aid
06/02/1999EP0920239A2 Anchoring means for implantable microphone
06/02/1999EP0919108A1 Piezoelectric film transducer for use in an implantable hearing system
06/02/1999DE19813512A1 Hearing aid with noise signal suppression
06/01/1999US5909497 Programmable hearing aid instrument and programming method thereof
05/1999
05/27/1999WO1999026453A1 Feedback cancellation apparatus and methods
05/27/1999DE19752447A1 Fixation element
05/25/1999US5907235 Method and apparatus for generating a supply voltage for a hearing device
05/25/1999US5906635 Electromagnetic implantable hearing device for improvement of partial and total sensoryneural hearing loss
05/25/1999CA2172365C Automatic gain control circuitry for hearing aids
05/19/1999EP0917398A2 Hearing aid and method of setting audiological/acoustical parameters
05/19/1999EP0917397A1 Method of determining a set of parameters of a hearing aid
05/19/1999EP0682542A4 Programming system having multiple program modules.
05/18/1999US5905464 Personal direction-finding apparatus
05/14/1999WO1999022806A1 Packaging and coating for bio-electrical stimulation and recording electrodes
05/14/1999CA2308383A1 Packaging and coating for bio-electrical stimulation and recording electrodes
05/12/1999EP0915639A1 Method for binaural adjusting of hearing aids
05/12/1999DE19841898A1 Hearing aid with external power supply
05/11/1999US5903655 Compression systems for hearing aids
05/11/1999US5902167 Sound-transmitting amusement device and method
05/11/1999CA2150220C Remotely controlled, especially remotely programmable hearing aid system
05/06/1999WO1999013682A3 Stereophonic spectacles
05/06/1999EP0912146A1 Biocompatible, implantable hearing aid microactuator
05/06/1999DE19748079A1 Hearing aid with feedback suppression
05/05/1999CN1216208A Improved biocompatible trausducers
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