Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748100 | Detection and deterrence of counterfeiting of documents having a characteristic color | Cormac Herley, Poorvi Vora | 2004-06-08 |
| 6731784 | Detection and deterrence of counterfeiting of documents with a seal having characteristic color, size, shape and radial density profile | — | 2004-05-04 |