Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Douglas W. Spencer | Baker Hughes Holdings | 8 |
| 2 | Donald W. Tinker | Team Oil Tools, Lp | 7 |
| 3 | Travis Holt | Latch Systems | 6 |
| #4 | James R. Haggard | — | 2 |
| #5 | Dale E. Minick | — | 1 |
| #5 | Richard S. Willbee, Jr. | — | 1 |
| #5 | William A. Lewandowski | — | 1 |
| #5 | Kris B. Mills | — | 1 |
| #5 | Herman F. Luhrs | — | 1 |
| #5 | Brooks H. Millar | — | 1 |
Part of Michigan