Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7742450 | Method for efficient bearer traffic routing in a communication system | George Xenakis, Nandakishore A. Albal, Peter J. Armbruster, Thomas Hallin | 2010-06-22 |
| 7711382 | Method for dynamic group call | Derek Oxley, Nandakishore A. Albal, Gustavo A. Leal-Isla, Mark L. Shaughnessy | 2010-05-04 |
| 7321768 | Roaming services using home location register | Peter J. Armbruster, Stephen Magee | 2008-01-22 |
| 7231223 | Push-to-talk call setup for a mobile packet data dispatch network | Nigel May, Mark A. Marick, Mark L. Shaughnessy, William J. Sugden | 2007-06-12 |
| 7149516 | User controlled home location register | Peter J. Armbruster, Stephen Magee | 2006-12-12 |
| 7054302 | Method and apparatus for interworking dispatch services network | Nandakishore A. Albal, Peter J. Armbruster, Thomas Hallin, Mark L. Shaughnessy, Steven D. Upp +2 more | 2006-05-30 |
| 7016315 | Token passing arrangement for a conference call bridge arrangement | Peter J. Armbruster, Mark L. Shaughnessy | 2006-03-21 |
| 7002987 | Common services and applications agent | Mark L. Shaughnessy, Peter J. Armbruster | 2006-02-21 |
| 6999782 | Method for joining dispatch calls | Mark L. Shaughnessy, Peter J. Armbruster, James Krakora, William N. Shores | 2006-02-14 |
| 6990081 | Conference call bridge arrangement | Mark L. Shaughnessy, Peter J. Armbruster | 2006-01-24 |
| 6976081 | Session initiation protocol compression | William R. Worger, Peter J. Armbruster, Mark L. Shaughnessy | 2005-12-13 |
| 6973325 | Temporary block flow allocation method | John M. Harris, Mark L. Shaughnessy | 2005-12-06 |
| 6639973 | Mobile originator call control | Jill Wheeler, Peter J. Armbruster | 2003-10-28 |
| 6553208 | Methods and apparatus for using ground based processing resources to support orbiting satellites | William R. Worger, James P. Redden | 2003-04-22 |
| 6442652 | Load based cache control for satellite based CPUs | Jose Laboy | 2002-08-27 |
| 5940508 | Method and apparatus for seamless crypto rekey system | Craig Long, William R. Worger | 1999-08-17 |
| 5924014 | Method and apparatus for adaptive routing in a satellite-based communication system | Dean Paul Vanden Heuvel, Brent M. McKay, James William Bishop, Jr. | 1999-07-13 |