Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6236863 | Comprehensive transmitter power control system for radio telephones | Robert L. Lyall, Jr., Richard I. Bain | 2001-05-22 |
| 6091948 | One number service using mobile assisted call forwarding facilities | Jerry R. Carr, Robert C. Witter, Clifton J. Barber, Michael Anthony Wise | 2000-07-18 |
| 6070058 | Saturation prevention system for radio telephone with open and closed loop power control systems | Ryo Yamazaki, He Wang | 2000-05-30 |
| 5790527 | Trunked radio frequency communication system for accommodating both frequency and time division based RF communications | William Oscar Janky, Philip C. Gulliford, Clayton F. Helvey, Satish Kappagantula, Ross W. Lampe | 1998-08-04 |
| 5689815 | Saturation prevention system for radio telephone with open and closed loop power control systems | Ryo Yamazaki, He Wang | 1997-11-18 |
| 5077828 | RF channel expansion in a trunked radio communications system | — | 1991-12-31 |