Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9522518 | Method for the manufacturing of a low shrinkage flexible sheet | Roelof Marissen, Martinus Johannes Nicolaas Jacobs, Leonardus Jacobus Johannus Welzen | 2016-12-20 |
| 9404558 | Heavy-duty chain | Roelof Marissen | 2016-08-02 |