Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804779 | Hierarchical watermarking of content that is distributed via a network | Amit Gupta, Radia J. Perlman | 2004-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804779 | Hierarchical watermarking of content that is distributed via a network | Amit Gupta, Radia J. Perlman | 2004-10-12 |