Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7162381 | System and method for facilitating listening | Paris Tsangaris | 2007-01-09 |
| 7092538 | Switched microphone buffer | Robert C. Potter | 2006-08-15 |
| 6960816 | System and method for sensing a magnetic field | — | 2005-11-01 |
| 5861779 | Impedance circuit for a miniature hearing aid | Peter V. Loeppert | 1999-01-19 |
| 5559892 | Impedence buffering MOS circuit with dynamically reduced threshold voltage, as for use in an output buffer of a hearing aid amplifier | — | 1996-09-24 |
| 5446413 | Impedance circuit for a miniature hearing aid | Peter V. Loeppert | 1995-08-29 |