Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731827 | Interswitch line circuit | — | 1988-03-15 |
| 4689816 | Three relay C. O. trunk interface | — | 1987-08-25 |
| 4586175 | Method for operating a packet bus for transmission of asynchronous and pseudo-synchronous signals | Charles J. Bedard, Prem C. Jain | 1986-04-29 |
| 4579406 | Printed circuit board connector system | Arthur I. Laursen | 1986-04-01 |
| 4361732 | Trunk interface circuit with current compensation | — | 1982-11-30 |