Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4254496 | Digital communication bus system | — | 1981-03-03 |
| 4227248 | PCM Tone signal generator | — | 1980-10-07 |
| 4224688 | Digital conference circuit | Carmine A. Ciancibello | 1980-09-23 |
| 4213201 | Modular time division switching system | Real Gagnier, John B. Bourne, Ceasar Cesaratto, Conrad W. Lewis, Brian T. Paley +2 more | 1980-07-15 |