Top Inventors at Columbia Steel Casting Co. All Time
Showing 1–18 of 18 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Stephen P. Doan | 6 |
| 2 | Michael D. Moehnke | 5 |
| 3 | Bruce C. Johnson | 4 |
| 3 | Charles Dreixler | 4 |
| #5 | David Garnet John Conroy | 3 |
| #5 | Garrick J. Ianello | 3 |
| #7 | Brian C. Matlock | 2 |
| #7 | Jesse Fritz | 2 |
| #9 | David E. Havel | 1 |
| #9 | Harold L. Hay | 1 |
| #9 | James Russell | 1 |
| #9 | Martin Charles Simpson | 1 |
| #9 | Peter Lude | 1 |
| #9 | Richard Stewart | 1 |
| #9 | Steven Keith Dolezal | 1 |
| #9 | Robert W. Deffenbaugh | 1 |
| #9 | B. Anthony Miotke | 1 |
| #9 | Anthony Miotke | 1 |