Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976763 | Method of making a protective element for a breakwater or wave-retarding construction | Martijn Klabbers, Markus Muttray | 2011-07-12 |
| 7862253 | Wave protection structure and method for producing a wave protection structure | Arnoud van den Berge, Rolf Rainer Canto | 2011-01-04 |