Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175540 | Control system for a subsea well | Robert K. Voss | 2015-11-03 |
| 8695712 | Wellhead tree pressure compensating device | Alexander Urquhart | 2014-04-15 |
| 8403060 | Wellhead tree pressure limiting device | Michael J. Given, Neil J. Scott | 2013-03-26 |
| 8322443 | Wellhead tree pressure limiting device | Michael J. Given, Neil J. Scott | 2012-12-04 |
| 8061428 | Non-orientated tubing hanger with full bore tree head | Stephen P. Fenton, Calum T. Myles | 2011-11-22 |