Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440898 | Heat-sensitive recording sheet with a security element in the form of pressure-sensitive microcapsules | — | 2002-08-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440898 | Heat-sensitive recording sheet with a security element in the form of pressure-sensitive microcapsules | — | 2002-08-27 |