Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8464795 | Annulus isolation valve | Andy Dyson, Charles Li, Oystein Mogedal, Paulo Cezar Silva Paulo, Nick Newlands | 2013-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8464795 | Annulus isolation valve | Andy Dyson, Charles Li, Oystein Mogedal, Paulo Cezar Silva Paulo, Nick Newlands | 2013-06-18 |