Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9669320 | Observation wheel type ride with auxiliary bearings to support the main shaft in case of failure of the main bearings | Hendrik Ficus ROODENBURG | 2017-06-06 |
| 8057317 | Amusement park attraction | Joop Roodenburg, Olaf Karl-Heinz Mordelt | 2011-11-15 |
| 7914384 | Amusement device | Joop Roodenburg | 2011-03-29 |
| D586873 | Chair for rollercoaster | — | 2009-02-17 |