Issued Patents All Time
Showing 76–100 of 165 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7903291 | UV encryption via intelligent halftoning | Raja Bala, Reiner Eschbach | 2011-03-08 |
| 7898692 | Rosette printing with up to five colors | Robert P. Loce | 2011-03-01 |
| 7894103 | Variable data digital pantographs | Reiner Eschbach, Peter Stanley Fisher | 2011-02-22 |
| 7894626 | System and method for the generation of multiple angle correlation-based digital watermarks | Robert J. Rolleston | 2011-02-22 |
| 7889390 | System and method for the generation of correlation-based digital watermarks using uniform-rosette color halftoning | — | 2011-02-15 |
| 7869087 | Color printer characterization or calibration to correct for spatial non-uniformity | Raja Bala, Willey Huaili Wang | 2011-01-11 |
| 7869090 | Variable data digital pantographs | Reiner Eschbach, William A. Fuss, Farzin Blurfrushan, Edward N. Chapman | 2011-01-11 |
| 7857900 | Solid phase change fluorescent ink and ink sets | Peter M. Kazmaier, Gabriel Iftime, Christopher A. Wagner, Reiner Eschbach | 2010-12-28 |
| 7852536 | Angle avoidance for color halftone screens | Beilei Xu, Robert P. Loce | 2010-12-14 |
| 7826095 | System and method for estimating color separation misregistration utilizing frequency-shifted halftone patterns that form a moiré pattern | Charles M. Hains, Jon S. McElvain | 2010-11-02 |
| 7813006 | Enhancement of glossmark images at low and high densities with selective application of clear toner | Chu-heng Liu, Beilei Xu | 2010-10-12 |
| 7800785 | Methodology for substrate fluorescent non-overlapping dot design patterns for embedding information in printed documents | Raja Bala, Reiner Eschbach, Yonghui Zhao | 2010-09-21 |
| 7800779 | System and method for image based control using inline sensors | Zhigang Fan, Lalit Keshav Mestha, Yao Rong Wang | 2010-09-21 |
| 7724406 | Halftone independent color drift correction | Raja Bala, Vishal Monga | 2010-05-25 |
| 7719722 | System and method of halftoning for multi-pass rendering | Gaurav Sharma, Zhigang Fan | 2010-05-18 |
| 7706025 | Moiré-based auto-stereoscopic watermarks | — | 2010-04-27 |
| 7688474 | Moiré-based auto-stereoscopic images by duplex printing on transparencies | — | 2010-03-30 |
| 7679787 | N-color printing with hexagonal rosettes | Robert P. Loce | 2010-03-16 |
| 7675651 | Moire-free color halftone configuration employing common frequency vectors | Robert P. Loce | 2010-03-09 |
| 7672020 | Moire -based auto-stereoscopic enhancement of images for duplex rendering on transparencies | — | 2010-03-02 |
| 7672519 | Use of frequency transforms in the analysis of image sensors | Greg L. Archer, Eric J. Meisenzahl, David N. Nichols | 2010-03-02 |
| 7656556 | Detection of a differential gloss region in a cluster-screen halftone image using filters each having a different polarization | — | 2010-02-02 |
| 7590298 | Decompression with reduced ringing artifacts | Zhigang Fan, Ricardo L. de Queiroz, Reiner Eschbach | 2009-09-15 |
| 7589865 | Variable differential gloss font image data | Reiner Eschbach, James R. Low, William A. Fuss | 2009-09-15 |
| 7580153 | Printed visible fonts with attendant background | Reiner Eschbach, James R. Low, William A. Fuss | 2009-08-25 |