| 5982325 |
Method for tracking real time road conditions |
Kevin Thornton |
1999-11-09 |
| 5408680 |
Single channel autonomous digitally trunked RF communications system |
Marc A. Dissosway, Samuel Maedjaja, Houston H. Hughes, III, Jeffrey S. Childress |
1995-04-18 |
| 5369783 |
Dynamic regrouping in a trunked radio communications systems |
Jeffrey S. Childress |
1994-11-29 |
| 5206863 |
Processor-to-processor communications protocol for a public service trunking system |
Dimitri M. Nazarenko, Houston H. Hughes, III, Robert T. Gordon, Bruno Yurman |
1993-04-27 |
| 5128930 |
Processor-to-processor communications protocol for a public service trunking system |
Dimitri M. Nazarenko, Houston H. Hughes, III, Robert T. Gordon, Bruno Yurman |
1992-07-07 |
| 5117501 |
Dynamic regrouping in a trunked radio communications system |
Jeffrey S. Childress |
1992-05-26 |
| 5086506 |
Radio trunking fault detection system with power output monitoring and on-air monitoring |
Nancy L. Hall |
1992-02-04 |
| 5020132 |
Processor-to-processor communications protocol for a public service trunking system |
Dimitri M. Nazarenk, Houston H. Hughes, III, Robert T. Gordon, Bruno Yurman |
1991-05-28 |
| 4903321 |
Radio trunking fault detection system |
Nancy L. Hall |
1990-02-20 |
| 4835731 |
Processor-to-processor communications protocol for a public service trunking system |
Dimitri M. Nazarenko, Houston H. Hughes, III, Robert T. Gordon, Bruno Yurman |
1989-05-30 |