Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318484 | Metal V-belt drive | — | 1994-06-07 |
| 5286057 | Comfort feature | — | 1994-02-15 |
| 4986168 | Piston and multilayer piston ring set | Robert Geffroy, Christophe Geoffroy | 1991-01-22 |
| 4979582 | Self-propelled roller drive unit | — | 1990-12-25 |