Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9083511 | Message key generation | Trent J. Brundage | 2015-07-14 |
| 9043601 | Digital watermark key generation | Trent J. Brundage | 2015-05-26 |
| 8761391 | Digital watermark key generation | Trent J. Brundage | 2014-06-24 |
| 8717919 | Systems and methods for space-time determinations with reduced network traffic | Geoffrey B. Rhoads, Harrison Freer | 2014-05-06 |
| 8600103 | Message encoding | Trent J. Brundage | 2013-12-03 |
| 8600053 | Message key generation | Trent J. Brundage | 2013-12-03 |
| 8542870 | Methods, apparatus and programs for generating and utilizing content signatures | Kenneth L. Levy | 2013-09-24 |
| 8488836 | Methods, apparatus and programs for generating and utilizing content signatures | Kenneth L. Levy | 2013-07-16 |
| 8421675 | Systems and methods for locating a mobile device within a cellular system | Geoffrey B. Rhoads, Tom Tewalt, Tyler J. McKinley | 2013-04-16 |
| 8355526 | Digitally watermarking holograms | Stephen K. Decker, J. Scott Carr, Geoffrey B. Rhoads, Neil E. Lofgren | 2013-01-15 |
| 8144368 | Automated methods for distinguishing copies from original printed objects | Tony F. Rodriguez, Alastair M. Reed, Ravi K. Sharma, Osama M. Alattar, Brett T. Hannigan +3 more | 2012-03-27 |
| 8140848 | Digital watermark key generation | Trent J. Brundage | 2012-03-20 |
| 8130811 | Assessing quality of service using digital watermark information | Jun Tian, Kenneth L. Levy | 2012-03-06 |
| 8077911 | Methods, apparatus and programs for generating and utilizing content signatures | Kenneth L. Levy | 2011-12-13 |
| 8051295 | Benchmarks for digital watermarking | Brett A. Bradley, Brett T. Hannigan | 2011-11-01 |
| 8023773 | Methods, apparatus and programs for generating and utilizing content signatures | Kenneth L. Levy | 2011-09-20 |
| 8006092 | Digital watermarks for checking authenticity of printed objects | Tony F. Rodriguez, Mark Haynes, Geoffrey B. Rhoads | 2011-08-23 |
| 7986807 | Signal embedding and detection using circular structures in a transform domain of a media signal | John Stach, Ravi K. Sharma | 2011-07-26 |
| 7983185 | Systems and methods for space-time determinations with reduced network traffic | Geoffrey B. Rhoads, Harrison Freer | 2011-07-19 |
| 7974436 | Methods, apparatus and programs for generating and utilizing content signatures | Kenneth L. Levy | 2011-07-05 |
| 7958365 | Using classification techniques in digital watermarking | — | 2011-06-07 |
| 7930546 | Methods, systems, and sub-combinations useful in media identification | Geoffrey B. Rhoads, Kenneth L. Levy | 2011-04-19 |
| 7711564 | Connected audio and other media objects | Kenneth L. Levy, Geoffrey B. Rhoads | 2010-05-04 |
| 7656930 | Assessing quality of service using digital watermark information | Jun Tian, Kenneth L. Levy | 2010-02-02 |
| 7607016 | Including a metric in a digital watermark for media authentication | Brett A. Bradley, Brett T. Hannigan | 2009-10-20 |