Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4658435 | Radio trunking system with transceivers and repeaters using special channel acquisition protocol | Jeffrey S. Childress, Mark M. Sihlanick, Michael W. Smith | 1987-04-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4658435 | Radio trunking system with transceivers and repeaters using special channel acquisition protocol | Jeffrey S. Childress, Mark M. Sihlanick, Michael W. Smith | 1987-04-14 |