Top Inventors at Advanced Machine & Tool All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Mark A. Scherer | 3 |
| 2 | Richard B. Arnold | 2 |
| 3 | Eugene R. Barrett | 1 |
| #4 | Keith A. Witwer | 1 |
| #5 | Michael D. Swan | 1 |
| #6 | Steven Swan | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Mark A. Scherer | 3 |
| 2 | Richard B. Arnold | 2 |
| 3 | Eugene R. Barrett | 1 |
| #4 | Keith A. Witwer | 1 |
| #5 | Michael D. Swan | 1 |
| #6 | Steven Swan | 1 |