Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934327 | Torsion system for an article of footwear | — | 2011-05-03 |
| 6477791 | Shoe with stability element | Simon Luthi, Frans Xavier Karl Kalin, Charles Kraeuter | 2002-11-12 |
| 6199303 | Shoe with stability element | Simon Luthi, Frans Xavier Karl Kalin, Charles Kraeuter | 2001-03-13 |