Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390731 | Apparatus for laying a pipeline in deep water | — | 2002-05-21 |
| 6171028 | Device and method for lifting a sea-going structure, for instance a drilling platform | — | 2001-01-09 |
| 6132143 | Method for lifting a sea platform from the substructure | Robert Paul Hovinga, Arnold Andries van den Dool, Peter Ronald De Jong | 2000-10-17 |