Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7889186 | Pen input device and method for tracking pen position | Ian Hardcastle | 2011-02-15 |
| 7880710 | Differential drive circuit and method for generating an a.c. differential drive signal | Oliver Landolt | 2011-02-01 |