Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971652 | Connecting mechanism for pivotally connecting a shoe to a sporting device | Maarten Bobbert, Gerrit de Groot, Johannes Hendricus Petrus Houdjik, Jacobus de Koning, Albert Schreurs | 2005-12-06 |
| 6193243 | Clap skate | Frank Arend Johannes Meester | 2001-02-27 |
| 6079717 | Clap skate | Frank A. J. Meester | 2000-06-27 |