Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8886182 | Access control for roaming radio devices | Larry M. Peterson, Daniel J. McDonald, John W. Maher | 2014-11-11 |
| 8611910 | Method and system for forming an actionable communication resource | Laura A. Christensen, Arthur L. Fumarolo, Matthew C. Keller, Deborah J. Monks, Tyrone D. Bekiares | 2013-12-17 |
| 8571549 | Access control for roaming radio devices | Larry M. Peterson, Daniel J. McDonald, John W. Maher | 2013-10-29 |
| 8406798 | Method and apparatus for bridging calls between two disparate push-to-talk systems | Wei Mao, Anatoly Agulnik, Gregory D. Bishop, Michael F. Korus, Scott J. Pappas +3 more | 2013-03-26 |
| 8406799 | Method and device for establishing an inter-radio frequency subsystem interface (ISSI) group call | Trent J. Miller, Rod N. Averbuch, Gerald R. Drobka, Peter M. Drozt, Sikendar Fidai +5 more | 2013-03-26 |
| 8406800 | Method and device for establishing an inter-radio frequency subsystem interface (ISSI) unit-to-unit call | Trent J. Miller, Rod N. Averbuch, Gerald R. Drobka, Peter M. Drozt, Sikendar Fidai +5 more | 2013-03-26 |
| 8320897 | Method and device for programming inter-(sub) system interface identity data at a unit or individual subscriber | Trent J. Miller, Scott J. Pappas | 2012-11-27 |
| 8194539 | System and method for monitoring congestion in communication systems | Jens Jakobsen, Paul G. Bell | 2012-06-05 |
| 7970426 | Method of assigning provisional identification to a subscriber unit and group | John W. Maher, Daniel J. McDonald | 2011-06-28 |
| 7492734 | Method of access to a channelized network from a packet data network | James E. Mathis, Robert A. Biggs, Gary W. Grube, Matthew C. Keller, Robert D. LoGalbo +2 more | 2009-02-17 |
| 6999465 | Methods for reliably sending IP multicast packets to multiple endpoints of a local area network | Daniel J. McDonald, John W. Maher, David P. Helm | 2006-02-14 |
| 6920114 | Method of call control for console sites monitoring critical talkgroups in a packet-based communication system | Daniel J. McDonald, John W. Maher | 2005-07-19 |
| 6847827 | Method for managing bandwidth in a packet-based communication system using call unit reservations | David P. Helm | 2005-01-25 |
| 5905960 | Method of handling busy calls in a multiple zone communication system | Richard Vincent Nicholl, Daniel J. McDonald | 1999-05-18 |