Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5086506 | Radio trunking fault detection system with power output monitoring and on-air monitoring | David L. Hattey | 1992-02-04 |
| 4905234 | Apparatus and method for transmitting digital data over a radio communications channel | Jeffrey S. Childress, Houston H. Hughes, III | 1990-02-27 |
| 4903321 | Radio trunking fault detection system | David L. Hattey | 1990-02-20 |