Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941014 | Method and apparatus for segmenting an image using a combination of image segmentation techniques | Ying-wei Lin, Martin E. Banton | 2005-09-06 |
| 6868174 | Anti-counterfeit detection for low end products | Zhigang Fan | 2005-03-15 |
| 6832007 | Method and system for compensating for scaling artifacts in mixed raster content (MRC) representations | Yeqing Zhang, Martin E. Banton, James R. Low, Steven J. Harrington | 2004-12-14 |
| 6715127 | System and method for providing editing controls based on features of a raster image | Reiner Eschbach, Daniel Murray | 2004-03-30 |
| 6470168 | ACD using an added low resolution CCD to prevent even partial printout | Zhigang Fan | 2002-10-22 |
| 6342951 | Gamut mapping algorithm using inverted gamma function | Reiner Eschbach, Karen M. Braun, Thyagarajan Balasubramanian | 2002-01-29 |
| 6334001 | Iterative smoothing technique for pre-processing mixed raster content planes to improve the quality of a decompressed image and increase document compression ratios | Ricardo L. de Queiroz, Reiner Eschbach, Robert R. Buckley | 2001-12-25 |
| 6326983 | Structured image (SI) format for describing complex color raster images | Dennis L. Venable, Michael R. Campanelli, James E. Bollman, Takashi Nagao, Toshiya Yamada +1 more | 2001-12-04 |
| 6292168 | Period-based bit conversion method and apparatus for digital image processing | Dennis L. Venable, Patrick A. Fleckenstein | 2001-09-18 |
| 6275620 | Method and apparatus for pre-processing mixed raster content planes to improve the quality of a decompressed image and increase document compression ratios | Ricardo L. de Queiroz, Reiner Eschbach, Robert R. Buckley | 2001-08-14 |
| 6272255 | Method and apparatus for pre-processing mixed raster content planes to improve the quality of a decompressed image and increase document compression ratios | Ricardo L. de Queiroz, Reiner Eschbach, Robert R. Buckley | 2001-08-07 |
| 6141012 | Image processing code generation based on structured image (SI) techniques | James E. Bollman, Dennis L. Venable, Michael R. Campanelli | 2000-10-31 |
| 5802214 | Method for determining and loading an image-dependent look-up table for generating an enhanced image representation | Reiner Eschbach, Charles M. Hains | 1998-09-01 |
| 5666503 | Structured image (SI) image editor and method for editing structured images | Michael R. Campanelli, Dennis L. Venable | 1997-09-09 |
| 5581370 | Image-dependent automatic area of interest enhancement | Reiner Eschbach | 1996-12-03 |
| 5485568 | Structured image (Sl) format for describing complex color raster images | Dennis L. Venable, Michael R. Campanelli, James E. Bollman, Takashi Nagao, Toshiya Yamada +1 more | 1996-01-16 |
| 5450502 | Image-dependent luminance enhancement | Reiner Eschbach, Brian L. Waldron | 1995-09-12 |
| 5363209 | Image-dependent sharpness enhancement | Reiner Eschbach | 1994-11-08 |
| 5347374 | Cascaded image processing using histogram prediction | Reiner Eschbach | 1994-09-13 |