Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889214 | Virtual security device | Martin J. Pagel, Peiyuan Yan | 2005-05-03 |
| 5987469 | Method and apparatus for graphically representing information stored in electronic media | James D. Lewis, Bogdan N. Reznik, Bryce H. Bonnet, Nancy Lewis | 1999-11-16 |