Showing 1–23 of 23 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Rennie K. Zazula | National Oilwell Varco | 4 |
| 2 | Brad Wallin | — | 3 |
| 2 | Jason Hoium | — | 3 |
| #4 | Matthew Cugnet | — | 1 |
| #4 | Randy Szilagyi | — | 1 |
| #4 | Mark Kosek | — | 1 |
| #4 | Colby Mainil | — | 1 |
| #4 | Jack Geeves | Unknown | 1 |
| #4 | David Donald Honig | — | 1 |
| #4 | Johnny Michael Knox | — | 1 |
| #4 | Ronald Joseph Knox | — | 1 |
| #4 | Mike Ehman | — | 1 |
| #4 | Raquel Marie Dimmick | Canadian Energy Services | 1 |
| #4 | Ernest C. Lokken | — | 1 |
| #4 | Leonard F. Kurtenbach | — | 1 |
| #4 | Arlie A. Altwasser | — | 1 |
| #4 | Jack F. Gerger | — | 1 |
| #4 | Scott B. Grams | — | 1 |
| #4 | Jim Rubin | — | 1 |
| #4 | Wesley H. Kennedy | — | 1 |
| #4 | Michael Litovich | — | 1 |
| #4 | Philip Hoeving | — | 1 |
| #4 | Dennis Mainil | — | 1 |