Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8306811 | Embedding data in audio and detecting embedded data in audio | Ahmed Tewfik, Bin Zhu | 2012-11-06 |
| 8155375 | Video watermarking using temporal analysis | Ahmed Tewfik, Bin Zhu | 2012-04-10 |
| 8131007 | Watermarking using multiple watermarks and keys, including keys dependent on the host signal | Ahmed Tewfik, Bin Zhu | 2012-03-06 |
| 8090142 | Embedding data in and detecting embedded data from video objects | Ahmed Tewfik, Bin Zhu | 2012-01-03 |