Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10715774 | Color conversion for ambient-adaptive digital content | Abhijit Sarkar | 2020-07-14 |
| 9025222 | Scanner calibration using inverse matrix | Xing Li, Ryan Metcalfe | 2015-05-05 |
| 8995021 | Black trapping methods, apparatus and systems for binary images | Xing Li | 2015-03-31 |
| 8896892 | System and method for color calibration of a color printing system with recording media brightness compensation | Robert Eero Nuuja | 2014-11-25 |
| 8842342 | Method and system for isolated hole detection and growth in a document image | Xing Li, Amal Z. Malik | 2014-09-23 |
| 8810859 | Dot growth system and method | Amal Z. Malik, Xing Li | 2014-08-19 |
| 8804200 | Method and system for isolated dot detection and growth in a document image | Xing Li, Amal Z. Malik | 2014-08-12 |
| 8705140 | Systems and methods for dynamic sharpness control in system using binary to continuous tone conversion | Xing Li, Peter McCandlish | 2014-04-22 |
| 8670157 | Dot growth system and method | Amal Z. Malik, Xing Li | 2014-03-11 |
| 8665499 | Isolated hole detection and growth | Amal Z. Malik, Xing Li | 2014-03-04 |
| 8643905 | Isolated hole detection and growth | Amal Z. Malik, Xing Li | 2014-02-04 |
| 8422078 | Method of processing neutral gray color print jobs as monochrome black during billing detection and printing as a neutral gray composite black | Francis K. Tse | 2013-04-16 |
| 8253979 | Method of processing neutral gray color print jobs as monochrome black during billing detection and printing as a neutral gray composite black | Francis K. Tse | 2012-08-28 |
| 8194288 | Adjusting the neutral behavior of a color marking device | Martin S. Maltz | 2012-06-05 |
| 8068257 | Color printing reducing artifacts and banding by rendering black dots, replacing dots with process black, and adding non-black dots for different subsets of black dots | Xing Li, Francis K. Tse, David J. Metcalfe | 2011-11-29 |
| 7847975 | Converting black to composite black in digital printing | — | 2010-12-07 |
| 7760390 | Binary resolution conversion aparatus and method | Francis K. Tse, Xing Li | 2010-07-20 |
| 7630098 | Dynamic adjustment of raster image processing performance based on colors seen within several runs | Ramesh Nagarajan, Fritz Francis Ebner | 2009-12-08 |
| 7627188 | Error diffusion method and hardware architecture | David J. Metcalfe, Robert Robideau | 2009-12-01 |
| 7460727 | Error diffusion method and hardware architecture | David J. Metcalfe, Robert Robideau | 2008-12-02 |
| 7319545 | Method and apparatus for calibration of a color printer | Stephen F. Linder, Peter McCandlish, Yingjun Bai, Clara Cuciurean-Zapan | 2008-01-15 |
| 7221479 | Method for avoiding multiple color moirés in color halftoning | — | 2007-05-22 |
| 6798539 | Method for moire-free color halftoning using non-orthogonal cluster screens | Shen-Ge Wang, Zhigang Fan | 2004-09-28 |
| 6775029 | Method for efficient calibration of printing devices | Shen-Ge Wang, Fritz Francis Ebner | 2004-08-10 |