Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580809 | Quantization-based data hiding employing calibration and locally adaptive quantization | John Stach, Hugh L. Brunk | 2003-06-17 |
| 6516079 | Digital watermark screening and detecting strategies | Geoffrey B. Rhoads | 2003-02-04 |