Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639162 | Input device | David Lee Sandbach, Stuart Mark Walkington, John Burkitt, Andrew Deakin | 2003-10-28 |
| 6585162 | Flexible data input device | David Lee Sandbach, Stuart Mark Walkington | 2003-07-01 |