Showing 1–24 of 24 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Glenn R. Zadrapa | Baker Hughes Holdings | 8 |
| 2 | James R. Ayers | ExxonMobil | 5 |
| 3 | Bradley N. Vermillion | — | 4 |
| 3 | Byron Anderson | — | 4 |
| #5 | James J. Stipe | — | 3 |
| #5 | Kenneth B. Vermillion | — | 3 |
| #5 | Roddy W. Simpson, Jr. | Lufkin Industries | 3 |
| #5 | Schumann Rafizadeh | — | 3 |
| #9 | Oliver Wayne Lawler | — | 2 |
| #9 | Donald R. Petrash | Abb Vetco Gray | 2 |
| #9 | Richard W Clutter | HP | 2 |
| #12 | Thomas R. Rios | ExxonMobil | 1 |
| #12 | Michael L. Larpenter | Halliburton Energy Services | 1 |
| #12 | James E. Sager | Bayer Materialscience Ag | 1 |
| #12 | Gregory L. McCullough | Bayer Materialscience Ag | 1 |
| #12 | Jerry Nowling | — | 1 |
| #12 | Ronald L. Rutzen | — | 1 |
| #12 | Terry G. White | Houston Industrial | 1 |
| #12 | Marvin Earl Bilnoski, Jr. | — | 1 |
| #12 | Wallis W. Smith | — | 1 |
| #12 | Russel B. Leibfreid | — | 1 |
| #12 | Jeff A. Higginbotham | Amoco | 1 |
| #12 | John Walden | — | 1 |
| #12 | Trent A. Ferrill | — | 1 |
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