Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9194511 | Valve stem seal arrangement | Olle Säfvenberg, Bengt Dahlborg, Øystein Møgedal | 2015-11-24 |
| 8464795 | Annulus isolation valve | Andy Dyson, Charles Li, Oystein Mogedal, Paulo Cezar Silva Paulo, Casey Russell | 2013-06-18 |
| 8376057 | Tubing hanger seal | Andy Dyson, Charles Li, Oystein Mogedal, Paulo Cezar Silva Paulo | 2013-02-19 |
| 8256506 | Tubing hanger | Andy Dyson, Charles Li, Oystein Mogedal, Paulo Cezar Silva Paulo | 2012-09-04 |