Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7028040 | Method and system for incrementally maintaining digital content using events | Stephen Butler | 2006-04-11 |
| 6650348 | System and method for web-based content scheduling | Rico Mariani, Stephen Butler, John C. Gudenkauf, Tara Prakriya | 2003-11-18 |