Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7389994 | Vehicle leveling system | Curtis A. Trudeau | 2008-06-24 |
| 7261304 | Vehicle leveling system | Curtis A. Trudeau | 2007-08-28 |
| 7126458 | Sliding axle alarm | Curtis A. Trudeau, Gary L. Schafer, Dick E. Winter | 2006-10-24 |
| 6857646 | Anti-roll suspension valve body | Gary L. Schafer, Curtis A. Trudeau, Dick E. Winter | 2005-02-22 |
| 6832143 | Drive train vibration control system | Curtis A. Trudeau | 2004-12-14 |
| 6669217 | Anti-roll suspension valve body | Curtis A. Trudeau, Gary L. Schafer, Dick E. Winter | 2003-12-30 |
| 6516741 | Leak proof apparatus for mounting components to panels | Curtis A. Trudeau, Gary L. Schafer | 2003-02-11 |