Issued Patents All Time
Showing 126–150 of 218 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7656557 | Tools to embed tampering indicator into digital visual works using two screens with halftoning elements of different size dots or shapes | — | 2010-02-02 |
| 7652806 | Optimal node placement for multi-dimensional profile luts for arbitrary media and halftones using parameterized minimization | Stuart A. Schweid, Lalit Keshav Mestha, Alvaro Enrique Gil | 2010-01-26 |
| 7649649 | Determining the color match between image data and graphics objects | Reiner Eschbach, David E. Rumph | 2010-01-19 |
| 7639410 | Optimal test patch selection for multi-media printing systems using low rank approximation | Yao Rong Wang, Lalit Keshav Mestha, Alvaro Enrique Gil | 2009-12-29 |
| 7634150 | Removing ringing and blocking artifacts from JPEG compressed document images | Basak Oztan, Reiner Eschbach, Amal Z. Malik | 2009-12-15 |
| 7626729 | Halftoning with color error diffusion of one separation based on color error diffusion of a previous separation | — | 2009-12-01 |
| 7590282 | Optimal test patch level selection for systems that are modeled using low rank eigen functions, with applications to feedback controls | Lalit Keshav Mestha, Yao Rong Wang, Robert P. Loce, Yeqing Zhang | 2009-09-15 |
| 7590298 | Decompression with reduced ringing artifacts | Ricardo L. de Queiroz, Reiner Eschbach, Shen-Ge Wang | 2009-09-15 |
| 7586646 | System for processing and classifying image data using halftone noise energy distribution | — | 2009-09-08 |
| 7532767 | Removing ringing and blocking artifacts from JPEG compressed document images | Basak Oztan, Reiner Eschbach, Amal Z. Malik | 2009-05-12 |
| 7515732 | Method of embedding color information in printed documents using watermarking | Shen-Ge Wang, Hui Cheng | 2009-04-07 |
| 7466873 | Artifact removal and quality assurance system and method for scanned images | Reiner Eschbach, William A. Fuss, Shen-Ge Wang | 2008-12-16 |
| 7436977 | Embedding variable watermark information in halftone screens | Shen-Ge Wang | 2008-10-14 |
| 7433539 | Method for run-time streak removal | Shen-Ge Wang, Reiner Eschbach | 2008-10-07 |
| 7429062 | Anti-counterfeiting see-through moire security feature using frequency-varying patterns | Shen-Ge Wang | 2008-09-30 |
| 7386159 | Magnetic watermark for text documents | John C. Handley, Raphael F. Bov, Jr., Ying-wei Lin | 2008-06-10 |
| 7382919 | System and method for editing image data | Reiner Eschbach, William A. Fuss | 2008-06-03 |
| 7379593 | Method for image segmentation from proved detection of background and text image portions | Stuart A. Schweid, Martin E. Banton | 2008-05-27 |
| 7376272 | Method for image segmentation to identify regions with constant foreground color | Timothy W. Jacobs | 2008-05-20 |
| 7346211 | Image type classification using color discreteness features | — | 2008-03-18 |
| 7345792 | Segmentation-based halftoning | — | 2008-03-18 |
| 7327898 | Reducing boundary effects for images with screen patterns | — | 2008-02-05 |
| 7324711 | Method for automated image indexing and retrieval | Ramesh Nagarajan, Shivang Patel | 2008-01-29 |
| 7324241 | Variable data differential gloss images | Reiner Eschbach, James R. Low, William A. Fuss, Shen-Ge Wang | 2008-01-29 |
| 7292710 | System for recording image data from a set of sheets having similar graphic elements | Ramesh Nagarajan, Yingjun Bai | 2007-11-06 |