Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148858 | Hinging product and apparatus and method for forming a hinging product | Roelof Wessel Groenveld, Willem Van Den Brink | 2021-10-19 |
| 10442121 | Method and apparatus for manufacturing sustainable products with a blown, foam structure | Nynke Margaretha Zandstra, Johan Hendrik Adolf Arentsen, Hugo Mark Geerts | 2019-10-15 |
| 7850883 | Apparatus and method for injection moulding with ventilation means | — | 2010-12-14 |
| 6641758 | Method for manufacturing a foamed moulded body from a mass comprising natural polymers and water | Jan Hendrik Adolf Arentsen | 2003-11-04 |
| 6521147 | Method and apparatus for manufacturing fiber-reinforced, foamed paperlike products | Jan Hendrik Adolf Arentsen | 2003-02-18 |
| 6251318 | Process and apparatus for manufacturing biodegradable products | Johan Hendrik Adolf Arentsen | 2001-06-26 |