Issued Patents All Time
Showing 126–150 of 162 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7668334 | Conditioning imagery to better receive steganographic encoding | Brett A. Bradley | 2010-02-23 |
| 7537170 | Machine-readable security features for printed objects | Tony F. Rodriguez | 2009-05-26 |
| 7483547 | Perceptual modeling of media signals for data hiding | Brett T. Hannigan, Brett A. Bradley | 2009-01-27 |
| 7443537 | Methods and apparatuses for printer recalibration | — | 2008-10-28 |
| 7427030 | Security features for objects and method regarding same | Robert L. Jones | 2008-09-23 |
| 7391880 | Color adaptive watermarking | Geoffrey B. Rhoads | 2008-06-24 |
| 7352878 | Human perceptual model applied to rendering of watermarked signals | Eliot Rogers | 2008-04-01 |
| 7218751 | Generating super resolution digital images | Brett T. Hannigan | 2007-05-15 |
| 7213757 | Emerging security features for identification documents | Robert L. Jones | 2007-05-08 |
| 7088844 | Perceptual modeling of media signals based on local contrast and directional edges | Brett T. Hannigan, Brett A. Bradley | 2006-08-08 |
| 7027614 | Hiding information to reduce or offset perceptible artifacts | — | 2006-04-11 |
| 6996252 | Low visibility watermark using time decay fluorescence | Lou H. Berkley, Jr. | 2006-02-07 |
| 6912295 | Enhancing embedding of out-of-phase signals | Brett T. Hannigan, Trent J. Brundage | 2005-06-28 |
| 6891959 | Hiding information out-of-phase in color channels | Trent J. Brundage | 2005-05-10 |
| 6804377 | Detecting information hidden out-of-phase in color channels | Trent J. Brundage, Jeremy Leigh Cattone | 2004-10-12 |
| 6763123 | Detection of out-of-phase low visibility watermarks | Jeremy Leigh Cattone | 2004-07-13 |
| 6763124 | Embedding digital watermarks in spot colors | Osama M. Alattar, Trent J. Brundage | 2004-07-13 |
| 6763122 | Watermarking an image in color plane separations and detecting such watermarks | Tony F. Rodriguez, Ammon E. Gustafson, Marc D. Miller, Geoffrey B. Rhoads | 2004-07-13 |
| 6721440 | Low visibility watermarks using an out-of-phase color | Brett A. Bradley | 2004-04-13 |
| 6718046 | Low visibility watermark using time decay fluorescence | Lou H. Berkley, Jr. | 2004-04-06 |
| 6700995 | Applying digital watermarks using dot gain correction | — | 2004-03-02 |
| 6633654 | Perceptual modeling of media signals based on local contrast and directional edges | Brett T. Hannigan, Brett A. Bradley | 2003-10-14 |
| 6631198 | Perceptual modeling of media signals based on local contrast and directional edges | Brett T. Hannigan, Brett A. Bradley | 2003-10-07 |
| 6590996 | Color adaptive watermarking | Geoffrey B. Rhoads | 2003-07-08 |
| 6117625 | Method and apparatus for creating a composite image by the tiling of multiple image frames | Fred Fang Cao, Larry Hsu, Daryl G. James, Kevin MacArthur, Wendy Macura +7 more | 2000-09-12 |