Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486203 | Well operations using flexible elongate members | Bernt Gramstad, Trond Eivind Larsen, Kjartan Ertenstein, Vidar Haugen, Anders Olsen | 2022-11-01 |
| 8726984 | Rotary table device for a pipe string | Helge Krohn, Mads Grinrød, Odd B. Skjaerseth | 2014-05-20 |
| 8651200 | Tool guide device for a drill floor | Helge Krohn, Mads Grinrød, Odd B. Skjaerseth, Jarle Veshovde | 2014-02-18 |