Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5736734 | Liquid platen fingerprint image enhancement | Hakan I. Pekcan, William Chilcott, Arthur Schlang | 1998-04-07 |
| 4787742 | Direct finger reading | Michael Schiller | 1988-11-29 |
| 4783167 | Finger imaging apparatus using curved platen | Michael Schiller | 1988-11-08 |
| 4553837 | Roll fingerprint processing apparatus | — | 1985-11-19 |