Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242010 | Method and means for protecting a sea bottom surface and an installation on same | Ronald Seim | 1980-12-30 |
| 4234270 | Marine structure | Kjell Vigander, Dag Nikolai Jenssen, Bjorn Hjertas | 1980-11-18 |
| 4193714 | Method for erecting a deck on a marine structure | — | 1980-03-18 |