Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687963 | Method and apparatus for discriminating and counting documents | — | 1997-11-18 |
| 5652802 | Method and apparatus for document identification | Bradford T. Graves, Richard A. Mazur | 1997-07-29 |
| 5633949 | Method and apparatus for currency discrimination | Bradford T. Graves | 1997-05-27 |