Top Inventors at Birko All Time
Showing 1–18 of 18 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Terry L. McAninch | 14 |
| 2 | Dana J. Johnson | 5 |
| 2 | Tom Espy | 5 |
| #4 | Drew Mohnen | 4 |
| #4 | Elis M. Owens | 4 |
| #4 | Frederick W. Holzhauer | 4 |
| #4 | Mike Gangel | 4 |
| #8 | Chad McCune | 3 |
| #8 | Gary L. Nace | 3 |
| #8 | Victor M. Reusch | 3 |
| #11 | Harley D. Swanson | 2 |
| #11 | J. Keith Conner | 2 |
| #13 | Bob Ogren | 1 |
| #13 | David H. Hughes | 1 |
| #13 | LaWayne Larson | 1 |
| #13 | Rodney D. Cooke | 1 |
| #13 | Robert D. McDonough | 1 |
| #13 | Thomas Espy | 1 |