Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453040 | Telephone feature assignment circuit | Louis W. Smith | 1984-06-05 |
| 4453042 | Telephone station signaling lock circuit | John G. Wagoner | 1984-06-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453040 | Telephone feature assignment circuit | Louis W. Smith | 1984-06-05 |
| 4453042 | Telephone station signaling lock circuit | John G. Wagoner | 1984-06-05 |