Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7511705 | Position sensor | Christopher J. Silk, David Ely, Andrew M. Errington, Geoffrey Foote, Julian Haines +2 more | 2009-03-31 |
| 6667740 | Position sensor | David Ely, Peter Cauwood, Steven Roland Brace | 2003-12-23 |