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Class Information
Number: 381/322
Name: Electrical audio signal processing systems and devices > Hearing aids, electrical > Specified casing or housing
Description: Subject matter including a specific container for the hearing aid components.


Sub-classes under this class:

Class Number Class Name Patents
381/325 Cerumen protection 61
381/324 Component mounting 195
381/328 Ear insert 423
381/330 Hook over ear 166
381/331 Inductive pickup 49
381/326 Non-air-conducted sound delivery 127
381/323 Power supply or programming interface terminals 149
381/327 Spectacle 45


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
7620195 Rechargeable hearing aid Nov. 17, 2009
7616773 Communication device with receiver enclosure Nov. 10, 2009
7609259 System and method for performing a selective fill for a hearing aid shell Oct. 27, 2009
7606382 BTE/CIC auditory device and modular connector system therefor Oct. 20, 2009
7606381 Method for manufacturing an ear device having a retention element Oct. 20, 2009
7602929 Method of connecting an accessory to a hearing aid and the combination of an adapter and an accessory Oct. 13, 2009
7593538 Antennas for hearing aids Sep. 22, 2009
7590256 Angle piece at hearing devices Sep. 15, 2009
7580537 Sealing retainer for extended wear hearing devices Aug. 25, 2009
7580538 Behind the ear hearing aid part with exchangeable cover Aug. 25, 2009
7564989 Concha bowl hearing aid apparatus and method Jul. 21, 2009
7564987 Set and method for producing a hearing aid and hearing aid produced according to this method Jul. 21, 2009
7561710 Communication device with microphone Jul. 14, 2009
7555135 Tool for hearing aid adjustment Jun. 30, 2009
7551747 Perforated cap for a hearing aid Jun. 23, 2009
7545947 Hearing aid using printed circuit board Jun. 9, 2009
7542581 Ear insert for a hearing aid Jun. 2, 2009
7542580 Microphone placement in hearing assistance devices to provide controlled directivity Jun. 2, 2009
7536023 Hearing aid May. 19, 2009
7532733 Feedback reducing receiver mount and assembly May. 12, 2009
7522740 Multi-coil coupling system for hearing aid applications Apr. 21, 2009
7515726 Control element with a mechanical actuator Apr. 7, 2009
7515881 Resonance frequency shift canceling in wireless hearing aids Apr. 7, 2009
7508951 Hearing aid with pull cord Mar. 24, 2009
7506720 Animal ear protection apparatus Mar. 24, 2009
7489794 Earpiece with acoustic vent for driver response optimization Feb. 10, 2009
7480388 Behind the ear hearing aid part with exchangeable cover Jan. 20, 2009
7478702 Customized hearing protection earplug and method for manufacturing the same Jan. 20, 2009
7480387 In the ear hearing aid utilizing annular acoustic seals Jan. 20, 2009
7466836 Removal tool for in situ cerumen removal from hearing devices Dec. 16, 2008
7460681 Radio frequency shielding for receivers within hearing aids and listening devices Dec. 2, 2008
7460680 Feedback reducing receiver mount and assembly Dec. 2, 2008
7454027 Hearing aid, headset or similar device for delivering a sound signal at the vicinity of the tympanic membrane Nov. 18, 2008
7454028 In-the-ear hearing device Nov. 18, 2008
7450731 Hearing aid device and corresponding operating method Nov. 11, 2008
7446720 Method and apparatus for a wireless hearing aid antenna Nov. 4, 2008
7443997 Armature for a receiver Oct. 28, 2008
7443992 Method and apparatus for modular hearing aid Oct. 28, 2008
7440579 Hearing device having two modules for assembling/disassembling device Oct. 21, 2008
7433484 Acoustic vibration sensor Oct. 7, 2008
7424124 Semi-permanent canal hearing device Sep. 9, 2008
7424123 Canal hearing device with tubular insert Sep. 9, 2008
7424122 Hearing instrument vent Sep. 9, 2008
7421087 Transducer for electromagnetic hearing devices Sep. 2, 2008
7418105 Sheath for in-ear device Aug. 26, 2008
7409069 Faceplate moat and cut out for hearing instrument Aug. 5, 2008
7403629 Disposable modular hearing aid Jul. 22, 2008
7401680 Hearing protection earplug and use of the same Jul. 22, 2008
7394911 Control panel with activation zone Jul. 1, 2008
7394910 Ambidextrous earpiece Jul. 1, 2008

1 2 3 4 5 6 7 8


 
 
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