Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Eric Donzier | Openfield | 4 |
| 2 | Bertrand Maillon | Vallourec Oil And Gas France | 1 |
| 2 | Scott Granger | Vallourec Oil And Gas France | 1 |
| 2 | Gabriel Roussie | Vallourec Mannesmann Oil & Gas France | 1 |
Part of Texas