Issued Patents All Time
Showing 176–200 of 202 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5565994 | Multiple separation error diffusion, with cross separation correlation control for color images | — | 1996-10-15 |
| 5535019 | Error diffusion halftoning with homogeneous response in high/low intensity image regions | — | 1996-07-09 |
| 5532849 | Facsimile with local correction of TRC based on destination TRC requirements | Lloyd F. McIntyre | 1996-07-02 |
| 5521718 | Efficient iterative decompression of standard ADCT-compressed images | — | 1996-05-28 |
| 5450217 | Image-dependent color saturation correction in a natural scene pictorial image | Bernd W. Kolpatzik | 1995-09-12 |
| 5450502 | Image-dependent luminance enhancement | Brian L. Waldron, William A. Fuss | 1995-09-12 |
| 5414538 | Image-dependent exposure enhancement | — | 1995-05-09 |
| 5394252 | Hybrid quantization method for color document reproduction | Thomas M. Holladay | 1995-02-28 |
| 5379122 | Decompression of standard ADCT-compressed images | — | 1995-01-03 |
| 5374997 | High addressability error diffusion with minimum mark size | — | 1994-12-20 |
| 5371615 | Image-dependent color correction using black point and white point in a natural scene pictorial image | — | 1994-12-06 |
| 5363209 | Image-dependent sharpness enhancement | William A. Fuss | 1994-11-08 |
| 5357352 | Image-dependent color shifting of strongly color shifted images | — | 1994-10-18 |
| 5347374 | Cascaded image processing using histogram prediction | William A. Fuss | 1994-09-13 |
| 5341224 | Image processing system and method for employing adaptive scanning of halftones to provide better printable images | — | 1994-08-23 |
| 5325211 | Error diffusion with output and input based feedback | — | 1994-06-28 |
| 5321522 | ADCT compression with minimum compression ratio | — | 1994-06-14 |
| 5317653 | Method for quantization gray level pixel data with application of under compensated error diffusion | Keith T. Knox, David Birnbaum | 1994-05-31 |
| 5293254 | Method for maintaining bit density while converting images in scale or resolution | — | 1994-03-08 |
| 5278670 | Content-based resolution conversion of color documents | — | 1994-01-11 |
| 5268774 | Halftoning with enhanced dynamic range and edge enhanced error diffusion | — | 1993-12-07 |
| 5258854 | Converting between write-white, write-black and neutral bitmaps | — | 1993-11-02 |
| 5245678 | Image conversion with lossy adaptive error diffusion | Louis D. Mailloux | 1993-09-14 |
| 5243443 | Halftoning with error feedback and image dependent enhancement | — | 1993-09-07 |
| 5226094 | Method for making image conversions with error diffusion | — | 1993-07-06 |