Top Inventors at Tri-Mark Metal All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | James M. Dixon | 3 |
| 2 | Jessie E. Roberts | 1 |
| 3 | Michael Krueger | 1 |
| #4 | Phillip A. Lincoln | 1 |
| #5 | Robert A. Krueger | 1 |
| #6 | Ronald W. Sampey | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | James M. Dixon | 3 |
| 2 | Jessie E. Roberts | 1 |
| 3 | Michael Krueger | 1 |
| #4 | Phillip A. Lincoln | 1 |
| #5 | Robert A. Krueger | 1 |
| #6 | Ronald W. Sampey | 1 |