| 7730313 |
Tracing content usage |
Jeffrey Segal |
2010-06-01 |
| 7698570 |
Digital content distribution system and method |
Richard Whittemore, David Goldschlag, David William Kravitz, Siu-Leong Iu, Guillaume Mercier +3 more |
2010-04-13 |
| 7668503 |
Secure remote repeater |
David G. Grossman |
2010-02-23 |
| 7346185 |
Optical content modulation for visual copyright protection |
David G. Grossman, David Glen DeGroote |
2008-03-18 |
| 7277544 |
Local content security system |
Randal Eye, Thomas Siner, Jeffrey Segal, David Goldschlag |
2007-10-02 |
| 7218754 |
Visual copyright protection |
David G. Grossman, David Glenn DeGroote |
2007-05-15 |
| 7162642 |
Digital content distribution system and method |
Richard Whittemore, David Goldschlag, David William Kravitz, Siu-Leong Iu, Guillaume Mercier +3 more |
2007-01-09 |
| 6950532 |
Visual copyright protection |
David G. Grossman, David Glenn DeGroote |
2005-09-27 |
| 6923367 |
Safety mailbox |
David G. Grossman |
2005-08-02 |
| 6538969 |
System and method for implementing open and closed file systems on a storage medium |
Richard Vitkus, Scott B. Baird |
2003-03-25 |
| 6285774 |
System and methodology for tracing to a source of unauthorized copying of prerecorded proprietary material, such as movies |
Siu-Leong Iu, Kobad Bugwadia, Guillaume Mercier, Shiva Ramadoss, Michael Bergeron +1 more |
2001-09-04 |
| 6240401 |
System and method for movie transaction processing |
Joseph Eugene Oren, Lisa S. Walko, Kevin S. McQueen |
2001-05-29 |
| 6078328 |
Compressed video graphics system and methodology |
Michael Bergeron, Jo Janet Mikula, Jack Ehrhardt, Mark O. Harrison, Sr. |
2000-06-20 |
| 4999791 |
Computer graphics color film recording method and apparatus |
— |
1991-03-12 |
| 4500182 |
Photoplotter |
— |
1985-02-19 |