Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789732 | Car wash entry station with security vault | Kenneth J. Dollhopf | 2004-09-14 |
| 6571824 | Dual material chemical injector for vehicle wash system | Allen S. Jones | 2003-06-03 |
| D473593 | Car wash entry station | Mark N. Showers, Dave Gagnon | 2003-04-22 |
| D472932 | Car wash entry station | Mark N. Showers, Dave Gagnon | 2003-04-08 |
| D471238 | Car wash entry station face plate | Mark N. Showers, Jim Thomson, Dave Gagnon | 2003-03-04 |