Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935988 | Infinitely variable toroidal drive | Bernhard Sich | 2005-08-30 |
| 6908409 | Stepless friction drive | Bernard Sich | 2005-06-21 |
| 6878091 | Infinitely variable friction gear | Berhard Sich | 2005-04-12 |