Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480549 | Method for determining attenuation in a digital PCM channel | Frederic J. Hirzel | 2002-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480549 | Method for determining attenuation in a digital PCM channel | Frederic J. Hirzel | 2002-11-12 |