Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5158141 | COupling arrangement for components in subsea structures and a remotely operated tool unit for handling such components | Tormod Hals | 1992-10-27 |
| 4602806 | Seal construction for fluid swivel joints incorporating a free-floating anti-extrusion device with oil injection system | — | 1986-07-29 |
| 4555118 | Seal construction for fluid swivel joints | — | 1985-11-26 |
| 4544036 | Vertical flowline connector | — | 1985-10-01 |
| 4534585 | Pipe joint locking device | — | 1985-08-13 |
| 4335904 | Toggle mechanism connector | Martin Jansen | 1982-06-22 |
| 4276932 | Well casing hanger assembly | Martin Jansen | 1981-07-07 |
| 4222592 | Toggle mechanism connector | Martin Jansen | 1980-09-16 |