Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813011 | Process for blending of ink used in counterfeit detection systems | Norman A. Gardner | 2004-11-02 |
| 6672718 | Aqueous latent image printing method and aqueous latent image printing ink for use therewith | — | 2004-01-06 |