Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7319847 | Bitwise monitoring of network performance | James A Xanthos, Mark McDowell, Graham Stead, David Helinski, Joseph Kitchell | 2008-01-15 |
| 6928280 | Method and system for measuring data quality of service in a wireless network using multiple remote units and a back end processor | James A Xanthos, Mark McDowell, Graham Stead, David Helinski, Joseph Kitchell | 2005-08-09 |
| 6892222 | System and method for re-routing of e-mail messages | Mark McDowell, Graham Stead | 2005-05-10 |
| 6839554 | Method and apparatus for sharing mobile user event information between wireless networks and fixed IP networks | Mark McDowell, Steven Zweifach, Graham Stead | 2005-01-04 |
| 6668167 | Method and apparatus for sharing mobile user event information between wireless networks and fixed IP networks | Mark McDowell, Steven Zweifach, Graham Stead, Steven Chafe | 2003-12-23 |
| 6438583 | System and method for re-routing of e-mail messages | Mark McDowell, Graham Stead | 2002-08-20 |