Top Inventors at F. J. Littell Machine All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Chester M. Wiig | 3 |
| 2 | Kenneth C. Johnson | 2 |
| 3 | Samuel G. Boytor | 2 |
| #4 | David M. Knapke | 1 |
| #5 | Jeffry Jurs | 1 |
| #6 | Franco G. Duina | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Chester M. Wiig | 3 |
| 2 | Kenneth C. Johnson | 2 |
| 3 | Samuel G. Boytor | 2 |
| #4 | David M. Knapke | 1 |
| #5 | Jeffry Jurs | 1 |
| #6 | Franco G. Duina | 1 |