Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |