Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8798613 | Systems and method for triggering location based voice and/or data communications to or from mobile ratio terminals | Christopher Ridgway Drane, Stephen Frank Brown, Craig Andrew Scott | 2014-08-05 |
| 8787171 | Efficient collection of wireless transmitter characteristics | Christopher Ridgway Drane, Stephen Frank Brown, Craig Andrew Scott | 2014-07-22 |
| 8737985 | Methods and systems for zone creation and adaption | Christopher Ridgway Drane, Stephen Frank Brown, Craig Andrew Scott | 2014-05-27 |
| 8700069 | Systems and methods for mobile terminal location determination using radio signal parameter measurements | Christopher Ridgway Drane, Stephen Frank Brown, Craig Andrew Scott | 2014-04-15 |
| 8463285 | Systems and methods for mobile terminal location determination using profiles of radio signal parameter measurements | Christopher Ridgway Drane, Craig Andrew Scott, Stephen Frank Brown | 2013-06-11 |
| 8359044 | Enhanced mobile location method and system | Christopher Ridgway Drane, Craig Andrew Scott | 2013-01-22 |
| 8355737 | Enhanced mobile location | Christopher Ridgway Drane, Craig Andrew Scott | 2013-01-15 |
| 8265618 | Mobile service maintenance management | Craig Andrew Scott | 2012-09-11 |
| 8050687 | Location systems and methods | Peter James Duffett-Smith, Craig Andrew Scott, Guy Albert Graube, James Brice | 2011-11-01 |
| 7508883 | Radio positioning systems | Peter James Duffett-Smith, John Christopher Clarke, Robert Willem Rowe | 2009-03-24 |
| 7315745 | Radio positioning systems | Peter James Duffett-Smith, Christopher J. Clarke, Robert Willem Rowe | 2008-01-01 |
| 6894644 | Radio positioning systems | Peter James Duffett-Smith, John Christopher Clarke, Robert Willem Rowe | 2005-05-17 |
| 6522890 | Location and tracking system | Christopher Ridgway Drane, Craig Andrew Scott | 2003-02-18 |
| 6275705 | Location and tracking system | Christopher Ridgway Drane, Craig Andrew Scott | 2001-08-14 |