Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937758 | File origin determination | Derek Zahn | 2011-05-03 |
| 6405265 | Device driver for accessing computer files | Derek Zahn | 2002-06-11 |
| 5907703 | Device driver for accessing computer files | Derek Zahn | 1999-05-25 |