Top Inventors at Patent Navigation All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | David P. Billmaier | 6 |
| 2 | James A. Billmaier | 6 |
| 3 | John M. Kellum | 6 |
| #4 | Edward P. Flinchem | 2 |
| #5 | Kristopher C. Billmaier | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | David P. Billmaier | 6 |
| 2 | James A. Billmaier | 6 |
| 3 | John M. Kellum | 6 |
| #4 | Edward P. Flinchem | 2 |
| #5 | Kristopher C. Billmaier | 1 |