Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7728627 | Intelligent embedded power rail and control signal sequencer | David Peppy, John J. Madsen | 2010-06-01 |
| 7086486 | Flow control valve and method of controlling rotation in a downhole tool | John Ravensbergen, Doug Brunskill | 2006-08-08 |