Issued Patents All Time
Showing 126–150 of 175 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169607 | Printing black and white reproducible colored test documents | — | 2001-01-02 |
| 6137918 | Memory efficient method and apparatus to enable tagging of thin antialiased lines | Robert P. Loce | 2000-10-24 |
| 6115493 | Technique for fast computation of highlight color mappings | — | 2000-09-05 |
| 6097838 | Color correction of a compressed image | R. Victor Klassen, Thyagarajan Balasubramanian, Ricardo L. de Queiroz | 2000-08-01 |
| 6072591 | Sum and difference error diffusion | — | 2000-06-06 |
| 6069709 | Bi-directional printing with overlap using both breaks and transition regions | — | 2000-05-30 |
| 6031581 | System for removing color bleed in a television image adapted for digital printing | — | 2000-02-29 |
| 6014233 | Error diffusion for color images with semi-vector quantization | Zhigang Fan | 2000-01-11 |
| 6014226 | Multilevel halftoning with reduced texture contours and coverage control | R. Victor Klassen | 2000-01-11 |
| 6009192 | Color correction of a compressed image | R. Victor Klassen, Thyagarajan Balasubramanian, Ricardo L. de Queiroz | 1999-12-28 |
| 5995716 | System for organizing codes representing selectable colors in a digital printing apparatus | R. Victor Klassen, Stephen C. Morgana | 1999-11-30 |
| 5966461 | Reduction of false contours by chrominance modulation | — | 1999-10-12 |
| 5959683 | System to remove artifacts in a digital image derived from a television signal | — | 1999-09-28 |
| 5953464 | Intelligent scaling of images stored in low-cost image buffers | — | 1999-09-14 |
| 5790152 | Thermal ink-jet printhead for creating spots of selectable sizes | — | 1998-08-04 |
| 5768440 | Adaptive noise removal for video images with less correction of current pixel for higher variations between surrounding pixels | Michael R. Campanelli | 1998-06-16 |
| 5745131 | Gray scale ink jet printer | Gary A. Kneezel, William R. Burger, Dale R. Ims, Joseph F. Stephany | 1998-04-28 |
| 5737455 | Antialiasing with grey masking techniques | R. Victor Klassen | 1998-04-07 |
| 5734802 | Blended look-up table for printing images with both pictorial and graphical elements | Martin S. Maltz, Scott A. Bennett | 1998-03-31 |
| 5731827 | Liquid ink printer having apparent 1XN addressability | David A. Mantell, Thomas A. Tellier, Gary A. Kneezel, James F. O'Neill, Narayan V. Deshpande +1 more | 1998-03-24 |
| 5701401 | Printing black and white reproducible color documents | Jean Taber | 1997-12-23 |
| 5701365 | Subpixel character positioning with antialiasing with grey masking techniques | R. Victor Klassen | 1997-12-23 |
| 5684895 | Method for decoding a compressed image | — | 1997-11-04 |
| 5682249 | Method of encoding an image at full resolution for storing in a reduced image buffer | R. Victor Klassen | 1997-10-28 |
| 5649071 | Image processing method to reduce marking material coverage in sequential color printing processes | R. Victor Klassen | 1997-07-15 |