Issued Patents All Time
Showing 151–159 of 159 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6704869 | Extracting digital watermarks using logarithmic sampling and symmetrical attributes | Geoffrey B. Rhoads | 2004-03-09 |
| 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 |
| 6483927 | Synchronizing readers of hidden auxiliary data in quantization-based data hiding schemes | Hugh L. Brunk | 2002-11-19 |
| 6442284 | Watermark detection utilizing regions with higher probability of success | Ammon E. Gustafson, Geoffrey B. Rhoads, Adnan V. Alattar, Clay Davidson | 2002-08-27 |
| 6424725 | Determining transformations of media signals with embedded code signals | Geoffrey B. Rhoads | 2002-07-23 |
| 6408082 | Watermark detection using a fourier mellin transform | Geoffrey B. Rhoads | 2002-06-18 |
| 6385329 | Wavelet domain watermarks | Adnan M. Alattar, Farid Ahmed, Geoffrey B. Rhoads | 2002-05-07 |
| 6192079 | Method and apparatus for increasing video frame rate | Rajeeb Hazra, Arlene Kasai | 2001-02-20 |