Top Inventors at Expro Americas All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kerry G. Daly | 5 |
| 2 | John McCaskill | 3 |
| 3 | Scott Charles | 3 |
| #4 | David Schmidt | 2 |
| #5 | Donald Sims | 2 |
| #6 | Jerome Harless | 2 |
| #7 | Robert Schmidt | 2 |
| #8 | Anand Parthasarathy | 2 |
| #9 | Charles L. Patrick | 1 |
| #10 | Danny Spencer | 1 |
| #11 | John McHardy | 1 |
| #12 | Michael James Sims | 1 |
| #13 | Michael J. Taylor | 1 |
| #14 | William Paul Coffman | 1 |