Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7126458 | Sliding axle alarm | Curtis A. Trudeau, Dick E. Winter, Robert Sorum | 2006-10-24 |
| 6857646 | Anti-roll suspension valve body | Robert Sorum, Curtis A. Trudeau, Dick E. Winter | 2005-02-22 |
| 6669217 | Anti-roll suspension valve body | Robert Sorum, Curtis A. Trudeau, Dick E. Winter | 2003-12-30 |
| 6516741 | Leak proof apparatus for mounting components to panels | Robert Sorum, Curtis A. Trudeau | 2003-02-11 |
| 6290247 | Bicycle trailer hitch | Diane Schafer | 2001-09-18 |
| 5860450 | Height control valve for vehicle leveling system | Curtis A. Trudeau | 1999-01-19 |
| 5560591 | Leveling valve for air springs | Curtis A. Trudeau, Dick E. Winter, Dennis S. Shimmell, Sr., Sean Seaver | 1996-10-01 |
| D363759 | Combined filter and connector | Gary Francis Stack | 1995-10-31 |