Issued Patents All Time
Showing 76–96 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7079857 | Method and apparatus for providing arbitration in a group communication network | Mark Maggenti, Douglas M. Crockett | 2006-07-18 |
| 7069031 | Communication device for providing security in a group communication network | Mark Maggenti, Douglas M. Crockett | 2006-06-27 |
| 7047031 | Controller for reducing latency in a group dormancy-wakeup process in a group communication network | Mark Maggenti | 2006-05-16 |
| 7035655 | Communication device for reducing latency in a group communication network | Mark Maggenti, Douglas M. Crockett | 2006-04-25 |
| 7035657 | Method and apparatus for supporting application-layer media multicasting | An Mei Chen | 2006-04-25 |
| 6965767 | Communication device for entering and exiting a net within a group communication network | Mark Maggenti, Douglas M. Crockett | 2005-11-15 |
| 6928294 | Method and apparatus for enabling group communication services in an existing communication system | Mark Maggenti, Douglas M. Crockett | 2005-08-09 |
| 6922561 | Method and apparatus for efficient paging and registration in a wireless communications network | An Mei Chen | 2005-07-26 |
| 6912401 | Communication device for providing an efficient dormant mode for a group communication network | Mark Maggenti | 2005-06-28 |
| 6904288 | Controller for providing an efficient dormant mode for a group communication network | Mark Maggenti | 2005-06-07 |
| 6898436 | Communication device for joining a user to a group call in a group communication network | Douglas M. Crockett, Mark Maggenti | 2005-05-24 |
| 6873854 | Method and an apparatus for adding a new member to an active group call in a group communication network | Douglas M. Crockett, Mark Maggenti | 2005-03-29 |
| 6781963 | Method and an apparatus for terminating a user from a group call in a group communication network | Douglas M. Crockett, Mark Maggenti | 2004-08-24 |
| 6738617 | Controller for reducing latency in a group dormancy-wakeup process in a group communication network | Mark Maggenti | 2004-05-18 |
| 6725053 | Method and apparatus for reducing latency in waking up a group of dormant communication devices | Mark Maggenti | 2004-04-20 |
| 6526056 | Virtual private network employing tag-implemented egress-channel selection | Yakov Rekhter | 2003-02-25 |
| 6477150 | System and method for providing group communication services in an existing communication system | Mark Maggenti, Douglas M. Crockett | 2002-11-05 |
| 6463061 | Shared communications network employing virtual-private-network identifiers | Yakov Rekhter | 2002-10-08 |
| 6339595 | Peer-model support for virtual private networks with potentially overlapping addresses | Yakov Rekhter | 2002-01-15 |
| 6337861 | Method and apparatus to properly route ICMP messages in a tag-switching network | — | 2002-01-08 |
| 5251205 | Multiple protocol routing | Ross W. Callon, Radia J. Perlman, John Harper | 1993-10-05 |