Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7359719 | Radio positioning systems | James Brice, Paul Hansen | 2008-04-15 |
| 7315745 | Radio positioning systems | Malcolm David MacNaughtan, Christopher J. Clarke, Robert Willem Rowe | 2008-01-01 |
| 7260407 | Radio location system measurement unit | James Brice, John Christopher Clarke | 2007-08-21 |
| 7228228 | Tag tracking | David Bartlett, Michael Raymond Reynolds, Paul Smith, Nicolas Vasilopoulos | 2007-06-05 |
| 6937866 | Positioning systems and methods | James Brice | 2005-08-30 |
| 6894644 | Radio positioning systems | Malcolm David MacNaughtan, John Christopher Clarke, Robert Willem Rowe | 2005-05-17 |
| 6529165 | Radio positioning systems | James Brice, Paul Hansen | 2003-03-04 |
| 6342854 | Position determining system | Keith James Bruno Grainge | 2002-01-29 |
| 6094168 | Position determining system | Keith James Bruno Grainge | 2000-07-25 |
| 5838279 | Navigation and tracking system for shielded spaces | Graham Woan | 1998-11-17 |
| 5045861 | Navigation and tracking system | — | 1991-09-03 |