Impedence buffering MOS circuit with dynamically reduced thresho
In ear hearing aid
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