Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12204120 | Optically variable security devices | Roger W. Phillips, Thomas Mayer, Elena Taguer | 2025-01-21 |
| 11768321 | Optically variable security devices | Roger W. Phillips, Thomas Mayer, Elena Taguer | 2023-09-26 |
| 8164810 | Security devices incorporating optically variable adhesive | Roger W. Phillips, Thomas Mayer, Neil Teitelbaum | 2012-04-24 |