Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954293 | Data carrier having an optically variable element and methods for producing it | Wittich Kaule, Gerhard Stenzel | 2005-10-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954293 | Data carrier having an optically variable element and methods for producing it | Wittich Kaule, Gerhard Stenzel | 2005-10-11 |