Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402888 | Security paper comprising localized areas with reduced thickness and opacity, and method for making same | Pierre Doublet, Yves Douesneau | 2002-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402888 | Security paper comprising localized areas with reduced thickness and opacity, and method for making same | Pierre Doublet, Yves Douesneau | 2002-06-11 |