Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512939 | Method of laying a pipeline | Noortje Willemein Maria Sturm, Eduard Wiersema | 2016-12-06 |
| 9206924 | Stinger for a pipeline laying vessel | Gerardus Cornelius van Grieken, Maikel Hillenaar, Timotheus Johannes Rutten | 2015-12-08 |
| 8919737 | Traction device and method for paying out and retrieving a flexible line | Thomas Balder, Cornelis Benard | 2014-12-30 |
| 8251613 | Pipeline laying vessel and method of laying a pipeline | Robert Reinder Narold, Coen Maarten Spanjers | 2012-08-28 |
| 8141218 | Method for manufacturing a double walled pipeline | — | 2012-03-27 |
| 7735709 | Apparatus and method for joining pipe ends together | Frits-Jan Koppert | 2010-06-15 |
| 7722294 | Crane assisted pipe lay | Robert Paul Hovinga, Walter Petrus Johannes Wassenaar, Cornelis Benard | 2010-05-25 |
| 7713000 | Method and device for positioning ends of pipe sections relative to one another | Alexander Lambertus Johannes Verkuijl, Pieter de Goede, Johannes Hendrik Adriaansen | 2010-05-11 |
| 7399143 | Method for making a channel in the ground, excavating device for making a channel in the ground, assembly comprising an excavating device and a construction element | Frits-Jan Koppert | 2008-07-15 |
| 7360968 | Method and device for anchoring a pipeline | — | 2008-04-22 |