Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377336 | Modular pressure control and drilling waste management apparatus for subterranean borehole | James Gharst, Paul Delahoussaye, Jason Duhe | 2008-05-27 |
| 7207399 | Modular pressure control and drilling waste management apparatus for subterranean borehole operations | Jason Duhe, James Gharst, Paul Delahoussaye | 2007-04-24 |