Top Inventors at Power Transmission Technology All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | David C. Heidenreich | 20 |
| 2 | Keith A. Nichols | 6 |
| 3 | Robert E. Herchick | 3 |
| #4 | Thomas L. Richards, II | 2 |
| #5 | Joseph W. Guinter | 1 |
| #6 | Marcus H. Collins | 1 |
| #7 | Michael O. Culbertson | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | David C. Heidenreich | 20 |
| 2 | Keith A. Nichols | 6 |
| 3 | Robert E. Herchick | 3 |
| #4 | Thomas L. Richards, II | 2 |
| #5 | Joseph W. Guinter | 1 |
| #6 | Marcus H. Collins | 1 |
| #7 | Michael O. Culbertson | 1 |