Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692067 | Method and apparatus for currency discrimination and counting | Donald E. Raterman, Lars R. Stromme, Aaron M. Bauch | 1997-11-25 |
| 5652802 | Method and apparatus for document identification | Douglas U. Mennie, Richard A. Mazur | 1997-07-29 |
| 5633949 | Method and apparatus for currency discrimination | Douglas U. Mennie | 1997-05-27 |