Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7873216 | Distortion correction of a scanned image | Ali Zandifar | 2011-01-18 |
| 7873215 | Precise identification of text pixels from scanned document images | Jing Xiao | 2011-01-18 |
| 7794090 | Efficient dual photography | Kar-Han Tan, Jing Xiao | 2010-09-14 |
| 7783117 | Systems and methods for generating background and foreground images for document compression | Che-Bin Liu | 2010-08-24 |
| 7733404 | Fast imaging system calibration | Ali Zandifar | 2010-06-08 |
| 7734088 | Low-bandwidth image streaming | Victor Ivashin, Kar-Han Tan | 2010-06-08 |
| 7660482 | Method and apparatus for converting a photo to a caricature image | Jincheng Huang | 2010-02-09 |
| 7620243 | Noise reduction for primary tones for image replication systems | — | 2009-11-17 |
| 7557963 | Label aided copy enhancement | — | 2009-07-07 |
| 7554575 | Fast imaging system calibration | Ali Zandifar | 2009-06-30 |
| 7430060 | Fast low-memory paper color suppression algorithm | — | 2008-09-30 |
| 7428076 | Smart copying for variable cost, editable printouts | Vasudev Bhaskaran | 2008-09-23 |
| 7428331 | Page background estimation using color, texture and edge features | — | 2008-09-23 |
| 7355757 | Fast edge reconstruction with upscaling for pulse width modulation rendering | — | 2008-04-08 |
| 7333628 | Data embedding with multi-level screening | — | 2008-02-19 |
| 7330191 | System for secure text display | — | 2008-02-12 |
| 7330193 | Low noise dithering and color palette designs | — | 2008-02-12 |
| 7330586 | Low-light exposure modes for digital photo sensors with free-running shutters | — | 2008-02-12 |
| 7265876 | PWM rendering for color/gray-scale text and graphics for laser printer | Jincheng Huang, Onur G. Guleryuz, Joseph Shu | 2007-09-04 |
| 7239429 | Method and apparatus for generating dispersed cluster screen | Jincheng Huang | 2007-07-03 |
| 7174049 | Image upscaling by joint optimization of low and mid-level image variables | — | 2007-02-06 |
| 7085015 | Inverse halftoning for multi-level halftones | — | 2006-08-01 |
| 7032987 | Nozzle scheduling for ink jet printing | Joseph Shu | 2006-04-25 |
| 7020352 | Photo extraction techniques | Aindrais O'Callaghan, Hakan Ancin | 2006-03-28 |
| 6927780 | Fast text/graphics resolution improvement with chain-code table look-up | Onur G. Guleryuz | 2005-08-09 |