Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8289594 | Data protection structure | — | 2012-10-16 |
| 7387249 | Product verification and authentication system and method | Philip Hudson | 2008-06-17 |
| 7199911 | Optical structure | Philip Hudson | 2007-04-03 |
| 6876473 | Device with anti-counterfeiting diffractive structure | — | 2005-04-05 |
| 6765704 | Optical device | — | 2004-07-20 |