Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9167381 | Geo-fence based alerts | Daniel J. McDonald, George R. Economy, Mark Shahaf | 2015-10-20 |
| 8886182 | Access control for roaming radio devices | Daniel J. McDonald, Brian R. Poe, John W. Maher | 2014-11-11 |
| 8571549 | Access control for roaming radio devices | Daniel J. McDonald, Brian R. Poe, John W. Maher | 2013-10-29 |
| 6498787 | Method and apparatus for sending and receiving service utilization messages | Steppen Aman Yi, Daniel J. McDonald | 2002-12-24 |
| 6385459 | Method of handling an event by a plurality of consoles | Peter Robert Lawrence, Steppen Aman Yi | 2002-05-07 |
| 6301266 | Network manager and method thereof for a communication system | Vijay K. Agarwal, Eliza Ballew, Kristin Cramer, Lana Dubinsky, John D. Harper +3 more | 2001-10-09 |
| 6163697 | Method for assigning communication resources | Steppen Aman Yi, Daniel J. McDonald, Paul J. Cizek | 2000-12-19 |
| 5946632 | Method for updating a radio affiliation database | Steppen Aman Yi | 1999-08-31 |
| 5758317 | Method for voice-based affiliation of an operator identification code to a communication unit | Anne Marie Johlie | 1998-05-26 |
| 5613209 | Method and apparatus for automatically selecting a radio talkgroup | Timothy J. Sherburne | 1997-03-18 |
| 5079801 | Protection scissors | — | 1992-01-14 |