Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628802 | Marking and determining distortion in an image | Louis Paul Herzberg | 2003-09-30 |
| 6577744 | Protecting images with an image watermark | Frederick C. Mintzer | 2003-06-10 |
| 6571021 | Recovering an invisible digital image from a distorted image replica | — | 2003-05-27 |