Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668069 | Method and system for processing digital objects | — | 2003-12-23 |
| 6516078 | Multi-level detection and deterrence of counterfeiting of documents with reduced false detection | Xuguang Yang, Poorvi Vora | 2003-02-04 |
| 6335794 | Detection and deterrence of counterfeiting of two-sided documents | Poorvi Vora | 2002-01-01 |
| 6044177 | Artifact reduction decompression method and apparatus for interpolated images | — | 2000-03-28 |
| 5889895 | Area based interpolation for image scaling | Ping Wah Wong | 1999-03-30 |
| 5838818 | Artifact reduction compression method and apparatus for mosaiced images | — | 1998-11-17 |
| 5796879 | Area based interpolation for image scaling | Ping Wah Wong | 1998-08-18 |