Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10654307 | Rotogravure printing processes for producing optically variable security features | Lucien Vuilleumier, Cecile Pasquier | 2020-05-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10654307 | Rotogravure printing processes for producing optically variable security features | Lucien Vuilleumier, Cecile Pasquier | 2020-05-19 |