Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7450873 | Marking system involving non-business usage | Gaurav Sharma, Rita Sherman, Christopher Jon Regruit, Shiram Revankar | 2008-11-11 |
| 7451140 | System and method for proofing individual documents of variable information document runs using document quality measurements | Lisa S. Purvis, Steven J. Harrington, Jean M. Ellefson | 2008-11-11 |
| 7352491 | System and method for selecting the best set of devices for rendering color documents | Raja Bala, Gaurav Sharma | 2008-04-01 |
| 7307752 | On-line calibration system for a dynamically varying color marking device | Lingappa K. Mestha, Peter A. Crean, Martin S. Maltz, Yao Rong Wang, Eric Jackson +1 more | 2007-12-11 |
| 6954541 | Method of detecting changes occurring in image editing using watermarks | Zhigang Fan, Hui Cheng | 2005-10-11 |
| 6803921 | Use of softproofing to assist in the rendering of images of unknown colorimetry | Thyagarajan Balasubramanian, Stephen Herron, Katherine Loj | 2004-10-12 |
| 6750442 | Use of spectral sensors for automatic media identification and improved scanner correction | Raja Bala, Lalit Keshav Mestha | 2004-06-15 |
| 6744534 | Robust colorimetry transform | Thyagarajan Balasubramanian | 2004-06-01 |
| 5689350 | Color printer calibration method for accurately rendering selected colors | — | 1997-11-18 |
| 5594557 | Color printer calibration correcting for local printer non-linearities | Martin S. Maltz | 1997-01-14 |
| 5592591 | Reduced storage of pre-computed difference tables used in color space conversion | — | 1997-01-07 |
| 5528386 | Color printer calibration architecture | Martin S. Maltz, Judith E. Stinehour | 1996-06-18 |
| 5483360 | Color printer calibration with blended look up tables | Martin S. Maltz | 1996-01-09 |
| 5471324 | Color printer calibration with improved color mapping linearity | — | 1995-11-28 |
| 5416613 | Color printer calibration test pattern | Martin S. Maltz, Judith E. Stinehour | 1995-05-16 |
| 5305119 | Color printer calibration architecture | Martin S. Maltz, Judith E. Stinehour | 1994-04-19 |