Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9309722 | Oil operated rotary steerable system | Geoffrey C. Downton | 2016-04-12 |
| 7124819 | Downhole fluid pumping apparatus and method | Reinhart Ciglenec, Steven G. Villareal | 2006-10-24 |