Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6381503 | Interface circuit for processor controlled system and vehicle laundry system utilizing such interface circuit | Kenneth J. Dollhopf | 2002-04-30 |
| 5883816 | Interface circuit for processor controlled system and vehicle laundry system utilizing such interface circuit | Kenneth J. Dollhopf | 1999-03-16 |