Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721387 | Track assembly for an overhead door | Willis Jay Mullet, Derek S. Paquette | 2010-05-25 |
| 7254868 | winding and anti-drop assembly for door counterbalance system | Willis Jay Mullet, John Foreman | 2007-08-14 |
| 7128123 | Door mounting and track system for a sectional door | Willis Jay Mullet | 2006-10-31 |
| 6955206 | Upward acting sectional door | Willis Jay Mullet | 2005-10-18 |
| 6672362 | Upward acting sectional door | Willis Jay Mullet | 2004-01-06 |