Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Stephen P. Stiffler | Kennametal | 22 |
| 2 | Eric P. Helsel | Kennametal | 11 |
| 3 | Ronald W. Dimond | — | 2 |
| #4 | Brooke Slick | — | 1 |
| #4 | Barry M. England | — | 1 |
| #4 | Walter L. North, Jr. | — | 1 |
| #4 | Gregory James Gorman | — | 1 |
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