Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4699350 | Valve and a process for removing a closure member of the valve | — | 1987-10-13 |
| 4648419 | Assembly of pipes | Jean-Francois Jouanneau, Ivar G. Kristensen, Finn Haugen | 1987-03-10 |
| 4576193 | Device for working on a submerged valve | — | 1986-03-18 |