Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10414194 | Optically variable devices, their production and use | Andrea V. Firth, Steven McGarry | 2019-09-17 |
| 10166809 | Optically variable devices, their production and use | Andrea V. Firth, Steven McGarry | 2019-01-01 |