Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984926 | Security document and/or a document of value | Ivan Thierry | 2011-07-26 |
| 7968173 | Sheet with a copy-resistant region of reduced opacity | Nathalie Vast, Yvan Thierry | 2011-06-28 |