Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537539 | Multiple gear ratio transmission device | Roumen Antonov, Cyrille Benais | 2009-05-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537539 | Multiple gear ratio transmission device | Roumen Antonov, Cyrille Benais | 2009-05-26 |