Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8456418 | Apparatus for determining the location of a pointer within a region of interest | David K. Booth, Stephen Worthington, Mark Andrew Fletcher, Roberto Sirotich | 2013-06-04 |
| 8274496 | Dual mode touch systems | David K. Booth, Roberto Sirotich | 2012-09-25 |
| 7460110 | Dual mode touch system | David Kenneth Boone, Roberto Sirotich | 2008-12-02 |
| 7274356 | Apparatus for determining the location of a pointer within a region of interest | David K. Booth, Stephen Worthington, Mark Andrew Fletcher, Roberto Sirotich | 2007-09-25 |