Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864762 | Operating a trunked communication system in transmission and message trunked modes | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1999-01-26 |
| 5625623 | RF site communication link | James S. Kent, Kenneth Morris | 1997-04-29 |
| 5574788 | Trunked radio repeater system | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1996-11-12 |
| 5483670 | Trunked radio repeater system with control channel monitoring feature | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1996-01-09 |
| 5481545 | Conventional network interface for multisite RF trunking system | Samuel Maedjaja | 1996-01-02 |
| 5408680 | Single channel autonomous digitally trunked RF communications system | David L. Hattey, Marc A. Dissosway, Samuel Maedjaja, Jeffrey S. Childress | 1995-04-18 |
| 5274837 | Trunked radio repeater system with multigroup calling feature | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1993-12-28 |
| 5274838 | Fail-soft architecture for public trunking system | Jeffrey S. Childress | 1993-12-28 |
| 5212724 | Processor-to-processor communications protocol for a public service trunking system | Dimitri M. Nazarenko, Robert T. Gordon, David I. Hattey, Bruno Yurman | 1993-05-18 |
| 5206863 | Processor-to-processor communications protocol for a public service trunking system | Dimitri M. Nazarenko, Robert T. Gordon, David L. Hattey, Bruno Yurman | 1993-04-27 |
| 5175866 | Fail-soft architecture for public trunking system | Jeffrey S. Childress | 1992-12-29 |
| 5131007 | Digital voter for multiple site PST R trunking system | Thomas A. Brown, Charles L. Derenge, Marcella M. Tucker, Vicki J. Teel | 1992-07-14 |
| 5128930 | Processor-to-processor communications protocol for a public service trunking system | Dimitri M. Nazarenko, Robert T. Gordon, David L. Hattey, Bruno Yurman | 1992-07-07 |
| 5125102 | Trunked radio repeater system including synchronization of a control channel and working channels | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1992-06-23 |
| 5113413 | Voter arrangement for multiple site PST RF trunking system | Thomas A. Brown, Charles L. Derenge, Craig F. Szczutkowski, Vicki J. Teel, Marcella M. Tucker | 1992-05-12 |
| 5020132 | Processor-to-processor communications protocol for a public service trunking system | Dimitri M. Nazarenk, Robert T. Gordon, David L. Hattey, Bruno Yurman | 1991-05-28 |
| 4905234 | Apparatus and method for transmitting digital data over a radio communications channel | Jeffrey S. Childress, Nancy L. Hall | 1990-02-27 |
| 4905302 | Trunked radio repeater system | Jeffrey S. Childress, Marc A. Dissosway, Gerald M. Cooper | 1990-02-27 |
| 4835731 | Processor-to-processor communications protocol for a public service trunking system | Dimitri M. Nazarenko, Robert T. Gordon, David L. Hattey, Bruno Yurman | 1989-05-30 |
| 4682367 | Mobile radio communications system with join feature | Jeffery S. Childress, Marc A. Dissosway | 1987-07-21 |