Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916862 | Stegotext encoder and decoder | Roger Sewell, Stephen Barlow, Simon Paul Long | 2011-03-29 |
| 7917766 | Stegotext encoder and decoder | Roger Sewell, Stephen Barlow, Simon Paul Long | 2011-03-29 |
| 7298841 | Stegotext encoder and decoder | Roger Sewell, Stephen Barlow, Simon Paul Long | 2007-11-20 |