Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970236 | Methods and systems for verification of interference devices | Charles T. Markantes | 2005-11-29 |
| 6841238 | Chromatic diffractive pigments and foils | Alberto Argoitia, Roger W. Phillips, Michael Ray Nofi, Charles T. Markantes, Richard A. Bradley, Jr. | 2005-01-11 |
| 6838166 | Multi-layered magnetic pigments and foils | Roger W. Phillips, Charlotte R. LeGallee, Charles T. Markantes, Thomas Mayer | 2005-01-04 |