Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7720224 | System and method for the assertion and identification of rights information in an analog video signal | Christopher J. Cookson, Spencer Stephens | 2010-05-18 |
| D561534 | Drinking glass | — | 2008-02-12 |
| 7162146 | System and method for the assertion and identification of rights information in an analog video signal | Christopher J. Cookson, Spencer Stephens | 2007-01-09 |