Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5778103 | OCR image pre-processor | Dana Allan | 1998-07-07 |
| 5729635 | OCR image free-processing method for image enhancement of scanned documents | Dana R. Allen | 1998-03-17 |
| 5625719 | OCR image preprocessing method for image enhancement of scanned documents | Dana R. Allen | 1997-04-29 |
| 5594817 | OCR image pre-processor for detecting and reducing skew of the image of textual matter of a scanned document | Dana R. Allen | 1997-01-14 |
| 5594814 | OCR image preprocessing method for image enhancement of scanned documents | Dana R. Allen | 1997-01-14 |
| 5594815 | OCR image preprocessing method for image enhancement of scanned documents | Dana R. Allen | 1997-01-14 |
| 5590224 | OCR image preprocessing method for image enhancement of scanned documents by correction of registration | Dana R. Allen | 1996-12-31 |
| 5579414 | OCR image preprocessing method for image enhancement of scanned documents by reversing invert text | Dana R. Allen | 1996-11-26 |