Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8935160 | Systems and methods for frame synchronization | Sujit Nair, Sree B. Amirapu | 2015-01-13 |
| 7697689 | Secure transmission system for a digital trunked radio system | James F. Collum, William Oscar Janky, Dennis Maddox | 2010-04-13 |
| 7546135 | Extended addressing for a digital trunked radio system | William Oscar Janky | 2009-06-09 |
| 7242910 | Self-calibrating radio | William Oscar Janky | 2007-07-10 |
| 7203318 | Secure transmission system for a digital trunked radio system | James F. Collum, William Oscar Janky, Dennis Maddox | 2007-04-10 |
| 6768905 | Method and processor for determining loading of a telecommunications system and applications of the system-loading determination | Paul Goodjohn | 2004-07-27 |
| 4817146 | Cryptographic digital signal transceiver method and apparatus | Craig F. Szczutkowski, Richard Louis Zinser, Satish Kappagantula | 1989-03-28 |
| 4757536 | Method and apparatus for transceiving cryptographically encoded digital data | Craig F. Szczutkowski, Satish Kappagantula | 1988-07-12 |