Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7814995 | Hydraulic jar and an overpressure relief mechanism therefor | Jeffery Ronald Clausen, Jonathan Ryan Prill | 2010-10-19 |
| 7228914 | Interventionless reservoir control systems | Raymond D. Chavers, Graeme Walker, Alfredo Gomez | 2007-06-12 |
| 7219743 | Method and apparatus to isolate a wellbore during pump workover | Sebastiaan J. Wolters, Raymond D. Chavers, Alfredo Gomez | 2007-05-22 |