Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7602815 | Using network time protocol in voice over packet transmission | Philip Houghton | 2009-10-13 |
| 4987571 | Data communication system with prioritized periodic and aperiodic messages | William D. Haymond, Robert M. Lukas | 1991-01-22 |