Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081803 | User authorization system containing a user image | — | 2011-12-20 |
| 7239723 | Method for verifying the identity of a passenger | — | 2007-07-03 |
| 6766039 | User authorization system containing a user image | — | 2004-07-20 |
| 6137895 | Method for verifying the identity of a passenger | — | 2000-10-24 |