Top Inventors at R & D Tool & Engineering All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jincheng Chen | 14 |
| 2 | Brian R. Lefebure | 12 |
| 3 | Bruce A. Wardlow | 8 |
| #4 | Randal L. Fields | 8 |
| #5 | David A. Brunson | 7 |
| #6 | Michael J. Wilkerson | 3 |
| #7 | Dave Brunson | 2 |
| #8 | Kent Wesley Bersuch | 2 |
| #9 | Paul William Alexander Mitchell | 2 |
| #10 | David H. Wescoat | 1 |
| #11 | James R. Baldwin | 1 |
| #12 | James A. Whisenhunt | 1 |
| #13 | Jeffry B. Hauptmann | 1 |
| #14 | Matthew Vogel | 1 |
| #15 | Michael David Whitney | 1 |
| #16 | Mike Wilkerson | 1 |
| #17 | Paul A. Stamper | 1 |
| #18 | Ronald W. Chaffin | 1 |
| #19 | Vladimir Feldman | 1 |
| #20 | Wesley R. Mitchell | 1 |
| #21 | William T. Riley | 1 |
| #22 | Craig C. Harley | 1 |