Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750465 | Device for evaluating diffractive authenticity features | Arnim Franz-Burgholz, Roland Gutmann, Thomas Loer, Detlef Martens, Gunther Dausmann +5 more | 2004-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750465 | Device for evaluating diffractive authenticity features | Arnim Franz-Burgholz, Roland Gutmann, Thomas Loer, Detlef Martens, Gunther Dausmann +5 more | 2004-06-15 |