Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6285462 | Intelligent GCR/UCR process to reduce multiple colorant moire in color printing | Reiner Eschbach | 2001-09-04 |
| 6268939 | Method and apparatus for correcting luminance and chrominance data in digital color images | R. Victor Klassen | 2001-07-31 |
| 6239886 | Method and apparatus for correcting luminance and chrominance data in digital color images | R. Victor Klassen | 2001-05-29 |
| 6195456 | Multi resolution color correction using wavelet transforms | Ricardo L. de Queiroz | 2001-02-27 |
| 6097838 | Color correction of a compressed image | R. Victor Klassen, Steven J. Harrington, Ricardo L. de Queiroz | 2000-08-01 |
| 6009192 | Color correction of a compressed image | R. Victor Klassen, Steven J. Harrington, Ricardo L. de Queiroz | 1999-12-28 |
| 5892891 | System for printing color images with extra colorants in addition to primary colorants | Edul N. Dalal, R. Victor Klassen | 1999-04-06 |
| 5739927 | Method for refining an existing printer calibration using a small number of measurements | Martin S. Maltz | 1998-04-14 |
| 5649072 | Iterative technique for refining color correction look-up tables | — | 1997-07-15 |
| 5598482 | Image rendering system and associated method for minimizing contours in a quantized digital color image | King F. Choi, Joseph DiVencenzo | 1997-01-28 |
| 5544284 | Sequential product code quantization of digital color image | Jan P. Allebach, Charles A. Bouman | 1996-08-06 |