Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7233997 | Data communications | Philip Leveridge, Michael Strange, David W. Parkinson, David Anthony Roberts, Robert I. Tibbitt-Eggleton | 2007-06-19 |
| 5606614 | Personal identification systems | Patrick Brady, David A. Roberts, Robert Semos, Mark Stirland, Richard B. Ward | 1997-02-25 |