Top Inventors at Perfect Form Manufacturing All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael W. Derus | 5 |
| 2 | Daniel N. Kelly | 3 |
| 3 | Eric J. Griggs | 2 |
| #4 | Kevin D. Strother | 2 |
| #5 | Hans J. Walthert | 1 |
| #6 | Richard Batdorf | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Michael W. Derus | 5 |
| 2 | Daniel N. Kelly | 3 |
| 3 | Eric J. Griggs | 2 |
| #4 | Kevin D. Strother | 2 |
| #5 | Hans J. Walthert | 1 |
| #6 | Richard Batdorf | 1 |