Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434527 | Seat belt webbing and method for manufacturing the same | Willibert Welz, Chris van Helvoort, Simon Valkenburg | 2013-05-07 |
| 8124684 | Friction composition for a seat belt and a seat belt coated with such a composition | Marcel Spaan, Chris van Helvoort | 2012-02-28 |