Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8000304 | System and method for determining a forward channel rate for wirelessly communicating information to a wireless communication device | Nandakishore A. Albal, Jay Jayapalan | 2011-08-16 |
| 7742450 | Method for efficient bearer traffic routing in a communication system | George Xenakis, Nandakishore A. Albal, Thomas Hallin, Bradley Schaefer | 2010-06-22 |
| 7609664 | Method and system for broadcasting/multicasting in a communication network | Nandakishore A. Albal | 2009-10-27 |
| 7558587 | System and method for dynamically selecting wireless information communication modes for a wireless communication device | Nandakishore A. Albal, Jay Jayapalan | 2009-07-07 |
| 7321768 | Roaming services using home location register | Stephen Magee, Bradley Schaefer | 2008-01-22 |
| 7149516 | User controlled home location register | Stephen Magee, Bradley Schaefer | 2006-12-12 |
| 7054302 | Method and apparatus for interworking dispatch services network | Nandakishore A. Albal, Thomas Hallin, Bradley Schaefer, Mark L. Shaughnessy, Steven D. Upp +2 more | 2006-05-30 |
| 7016315 | Token passing arrangement for a conference call bridge arrangement | Bradley Schaefer, Mark L. Shaughnessy | 2006-03-21 |
| 7002987 | Common services and applications agent | Mark L. Shaughnessy, Bradley Schaefer | 2006-02-21 |
| 6999782 | Method for joining dispatch calls | Mark L. Shaughnessy, James Krakora, Bradley Schaefer, William N. Shores | 2006-02-14 |
| 6990081 | Conference call bridge arrangement | Bradley Schaefer, Mark L. Shaughnessy | 2006-01-24 |
| 6976081 | Session initiation protocol compression | William R. Worger, Bradley Schaefer, Mark L. Shaughnessy | 2005-12-13 |
| 6904023 | Method and apparatus for group call services | Nandakishore A. Albal, Thomas Hallin, Derek Oxley, William N. Shores, William R. Worger +1 more | 2005-06-07 |
| 6819286 | Location determination for mobile units | Keith Andrew Olds, David T. Gustafson | 2004-11-16 |
| 6639973 | Mobile originator call control | Jill Wheeler, Bradley Schaefer | 2003-10-28 |
| 6356638 | Radio wireline interface and method for secure communication | Douglas A. Hardy | 2002-03-12 |
| 6301269 | ATM switching system and method with propagation delay compensation | Daniel R. Tayloe, Kajana Aswath Rao | 2001-10-09 |
| 6157638 | High density packet switch with high speed interfaces and method for using same | Daniel R. Tayloe, Kajana Aswath Rao | 2000-12-05 |
| 6131027 | System for controlling network bandwidth | Dean Paul Vanden Heuvel | 2000-10-10 |
| 6078577 | System and method for packet data communication | James William Bishop, Jr., Keith Andrew Olds, Aswath Rao | 2000-06-20 |
| 6070065 | Cell-based emergency call systems and methods | Kenneth Lee Sowles, Lawrence W. White | 2000-05-30 |
| 6058115 | Communication method and apparatus utilizing protocol options | Steven Paul Sawyer, Johanna Wild | 2000-05-02 |
| 6047161 | Satellite communication system and method thereof | Kenneth Lee Sowles, Daniel R. Tayloe, Raymond J. Leopold | 2000-04-04 |
| 5956644 | Multiple-user communication unit and method for operating in a satellite communication system | Nathan West Miller, Daniel R. Tayloe | 1999-09-21 |
| 5956639 | Method and apparatus for registering mobile user groups with a radio telecommunication system | Kenneth Lee Sowles, James William Bishop, Jr. | 1999-09-21 |