Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6871755 | Ticket counting dispenser | Douglas Edward DeVries, Kevin A. Jankowski, Daniel J. Fahrion, Scott A. Bottorf | 2005-03-29 |
| 6574643 | Fat file system in palm OS computer | Mike Walter | 2003-06-03 |
| 6424975 | FAT file system in palm OS computer | Mike Walter | 2002-07-23 |