In the canal hearing aid with protruding shell portion
In the ear hearing aid having extraction tube which reduces acou
In-line early reflection enhancement system for enhancing...
In-the-ear hearing aid
In-the-ear hearing aid
In-the-ear hearing aid with directional microphone system
In-the-ear hearing aid with flexible seal
In-the-ear hearing aid with the outer wall formed by rupturing a
In-the-ear hearing-aid with pivotable inner and outer sections
Inconspicuous communication method utilizing remote electromagne
Integral radio and infrared assistive listening device
Integrated circuit design for a personal use wireless communicat
Interface for serial data trasmission between a hearing aid and
Interface module for programmable hearing instrument
Karaoke apparatus having automatic effector control
Locking device for a hearing aid battery chamber
Magnetically controllable hearing aid
Manufacturing miniature hearing aid having a multi-layer circuit
Method and apparatus for damping spurious vibration in spring re
Method and apparatus for detecting and extending temporal gaps i