Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654656 | Off-line notification and communication network | John Milligan | 1987-03-31 |
| 4348739 | Terminal providing communication system information output | Thomas Freund, Patrick J. Gerstle | 1982-09-07 |