Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9522315 | Sports and game product | Bas Boris Ruyssenaars, Sander Adrianus van Leeuwen, Gosse Anne Jager | 2016-12-20 |
| D731603 | Sports stick | — | 2015-06-09 |
| D725198 | Sports ring | — | 2015-03-24 |
| 7987793 | Amusement ride device | Joop Roodenburg | 2011-08-02 |