Top Inventors at Met-Coil System All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John J. Toben | 6 |
| 2 | Michael C. Borwig | 6 |
| 3 | Richard Blum | 6 |
| #4 | Ashok Shah | 6 |
| #5 | Gary Dickinson | 2 |
| #6 | Howard J. McElroy | 1 |
| #7 | Jairo Munoz | 1 |
| #8 | John M. Zlatohlavek | 1 |
| #9 | Leland M. Rieck | 1 |
| #10 | William V. Goodhue | 1 |