Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640196 | Method and apparatus for facilitating two way oral communications utilizing a television cable system | Ralph Behrens, Jonas Butvila | 1997-06-17 |
| 5623422 | Method for prioritizing channels in a communication system | — | 1997-04-22 |