Top Inventors at Sioux Steam Cleaner All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John F. Finger | 5 |
| 2 | Arden L. Larson | 4 |
| 3 | Gary Spilde | 3 |
| #4 | Glen Lawrenson | 2 |
| #5 | John W. Finger | 2 |
| #6 | Andrew F. Johnke | 2 |
| Rank | Name | Patents |
|---|---|---|
| 1 | John F. Finger | 5 |
| 2 | Arden L. Larson | 4 |
| 3 | Gary Spilde | 3 |
| #4 | Glen Lawrenson | 2 |
| #5 | John W. Finger | 2 |
| #6 | Andrew F. Johnke | 2 |