Top Inventors at Metko All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael D. McCarthy | 3 |
| 2 | Charles W. Ball | 1 |
| 3 | Keith H. Rhodes | 1 |
| #4 | Steve G. Grall | 1 |
| #5 | Jean Curtis-Ball | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael D. McCarthy | 3 |
| 2 | Charles W. Ball | 1 |
| 3 | Keith H. Rhodes | 1 |
| #4 | Steve G. Grall | 1 |
| #5 | Jean Curtis-Ball | 1 |