Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11286745 | Subsea actuator with override function, as well as a method of operating an actuator | Øivind Rokne | 2022-03-29 |
| 11168824 | Poppet coupling | Peter Bergsland | 2021-11-09 |
| 9580974 | Safety joint | Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg, Anthony D. Muff, Arild Sundkvist +5 more | 2017-02-28 |
| 9580975 | Cylinder release arrangement | Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg, Anthony D. Muff, Arild Sundkvist +5 more | 2017-02-28 |
| 5368114 | Under-reaming tool for boreholes | Sigbjorn Sangesland, Asbjorn Andersen | 1994-11-29 |
| 5176212 | Combination drill bit | — | 1993-01-05 |
| 5016718 | Combination drill bit | — | 1991-05-21 |