Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8464795 | Annulus isolation valve | Andy Dyson, Charles Li, Paulo Cezar Silva Paulo, Casey Russell, Nick Newlands | 2013-06-18 |
| 8376057 | Tubing hanger seal | Andy Dyson, Charles Li, Paulo Cezar Silva Paulo, Nick Newlands | 2013-02-19 |
| 8256506 | Tubing hanger | Andy Dyson, Charles Li, Paulo Cezar Silva Paulo, Nick Newlands | 2012-09-04 |
| 7637325 | Subsea trees and caps for them | Cecil C Goonetilleke, Knut Mogedal | 2009-12-29 |