Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405929 | Material detection systems for security documents | Michael A. Ehrhart, Robert M. Hussey, Todd A. Dueker, Walter Szrek, John C. Abraitis | 2002-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6405929 | Material detection systems for security documents | Michael A. Ehrhart, Robert M. Hussey, Todd A. Dueker, Walter Szrek, John C. Abraitis | 2002-06-18 |