Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10190391 | Valve, system and method for completion, stimulation and subsequent re-stimulation of wells for hydrocarbon production | Roger Antonsen, Kristoffer Braekke | 2019-01-29 |
| 8978765 | System and method for operating multiple valves | Kristoffer Braekke, Roger Antonsen | 2015-03-17 |
| 8215401 | Expandable ball seat | Kristoffer Braekke, Roger Antonsen | 2012-07-10 |