Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5926555 | Fingerprint identification system | James R. Ort, Douglas L. Lange, Frederick W. Kiefer | 1999-07-20 |
| 5799098 | Fingerprint identification system | James R. Ort, Douglas L. Lange, Frederick W. Kiefer | 1998-08-25 |
| 5659626 | Fingerprint identification system | James R. Ort, Douglas L. Lange, Frederick W. Kiefer | 1997-08-19 |