Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8180708 | Watermarking system that executes received watermarking instructions to embed a watermark | Marco M. Hurtado, Kha D. Nguyen | 2012-05-15 |
| 7962413 | End-user system of preventing unauthorized rerecording of multimedia content | Michael G. Lisanke, Stefan Nusser, Bruce A. Tantlinger, George William Wilhelm, Jr. | 2011-06-14 |
| 7962750 | System for tracking end-user electronic content usage | George Gregory Gruse, Jonn J. Dorak, Jr. | 2011-06-14 |
| 7613701 | Matching of complex nested objects by multilevel hashing | Ting Zhao, Kenneth Carlin Nelson, Christopher T. Lehman, Qing Lu | 2009-11-03 |
| 7383228 | Method and system for preventing unauthorized rerecording of multimedia content | Michael G. Lisanke, Stefan Nusser, Bruce A. Tantlinger, George William Wilhelm, Jr. | 2008-06-03 |
| 7346580 | Method and system of preventing unauthorized rerecording of multimedia content | Michael G. Lisanke, Stefan Nusser, Bruce A. Tantlinger, George William Wilhelm, Jr. | 2008-03-18 |
| 7269564 | Method and apparatus to indicate an encoding status for digital content | Qing Gong | 2007-09-11 |
| 7206748 | Multimedia player toolkit for electronic content delivery | George Gregory Gruse, John J. Dorak, Jr. | 2007-04-17 |
| 6959288 | Digital content preparation system | Cesar Medina, Qing Gong | 2005-10-25 |
| 6832198 | Split and joint compressed audio with minimum mismatching and distortion | Kha D. Nguyen, Craig N. Kindell, Marco M. Hurtado | 2004-12-14 |
| 6611812 | Secure electronic content distribution on CDS and DVDs | Marco M. Hurtado, George Gregory Gruse, Edgar Downs, Christopher T. Lehman, Richard L. Spagna +1 more | 2003-08-26 |
| 6587837 | Method for delivering electronic content from an online store | Richard L. Spagna, David P. Lybrand, Edgar Downs | 2003-07-01 |
| 6574609 | Secure electronic content management system | Edgar Downs, George Gregory Gruse, Marco M. Hurtado, Cesar Medina | 2003-06-03 |
| 6418421 | Multimedia player for an electronic content delivery system | Marco M. Hurtado, George Gregory Gruse, Edgar Downs | 2002-07-09 |
| 6398245 | Key management system for digital content player | George Gregory Gruse, Marco M. Hurtado, Jeffrey Bruce Lotspiech | 2002-06-04 |
| 6389538 | System for tracking end-user electronic content usage | George Gregory Gruse, John J. Dorak, Jr. | 2002-05-14 |
| 6345256 | Automated method and apparatus to package digital content for electronic distribution using the identity of the source content | Craig N. Kindell, Qing Gong | 2002-02-05 |
| 6263313 | Method and apparatus to create encoded digital content | Kha D. Nguyen, Qing Gong | 2001-07-17 |
| 6226618 | Electronic content delivery system | Edgar Downs, George Gregory Gruse, Marco M. Hurtado, Christopher T. Lehman, Jeffrey Bruce Lotspiech | 2001-05-01 |
| 6173112 | Method and system for recording in-progress broadcast programs | George Gregory Gruse, Marco M. Hurtado, Glen E. Hamblin | 2001-01-09 |
| 6128484 | Wireless transceivers for remotely controlling a computer | Paripon Singkornrat, Kha D. Nguyen | 2000-10-03 |
| 5884028 | System for the management of multiple time-critical data streams | Craig N. Kindell, Michael P. Vogt, Susan E. Waefler, Brian E. Yoder | 1999-03-16 |
| 5854887 | System for the management of multiple time-critical data streams | Craig N. Kindell, Michael P. Vogt, Susan E. Waefler, Brian E. Yoder | 1998-12-29 |
| 5734719 | Digital information accessing, delivery and production system | James T. Tsevdos, Ross L. Cook, Nancy Lee Ring, Robert S. Barnhill, Glen E. Hamblin +4 more | 1998-03-31 |
| 5630067 | System for the management of multiple time-critical data streams | Craig N. Kindell, Michael P. Vogt, Susan E. Waefler, Brian E. Yoder | 1997-05-13 |