Top Inventors at Downing Wellhead Equipment All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Nicholas J. Cannon | 22 |
| 2 | Ronnie B. Beason | 22 |
| 3 | Austin C. Johnson | 11 |
| #4 | Joel H. Young | 8 |
| #5 | Kyle Schultz | 6 |
| #6 | Tim Marvel | 4 |
| #7 | Barton Hickie | 3 |
| #8 | Jordan Kuehn | 3 |
| #9 | Justin Robinson | 3 |
| #10 | Steven Burrows | 3 |
| #11 | Brian A. Baker | 2 |
| #12 | Matthew Melton | 2 |
| #13 | Brian C. Wiesner | 1 |
| #14 | Sean A. Jeanes | 1 |
| #15 | Steven L. Kirksey | 1 |
| #16 | Tyler Blankemeyer | 1 |
| #17 | Arturo Trejo | 1 |