Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834344 | Semi-fragile watermarks | Pradeep Kumar Dubey, Ashutosh Kulshreshtha, Marco Martens, Charles P. Tresser, Chai Wah Wu | 2004-12-21 |
| 6775298 | Data transfer mechanism for handheld devices over a wireless communication link | — | 2004-08-10 |
| 6728706 | Searching products catalogs | Sugata Ghosal | 2004-04-27 |