Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357892 | Deflector | Hans Cappelen, Oyvind Sorbotten, Tor Elholm, Gunnar Lindemann | 1994-10-25 |
| 5329071 | Method and device for operation of equipment installed in marine seismic tows | Hans Cappelen, Oyvind Sorbotten | 1994-07-12 |