Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10766567 | Chain transmission, particularly for bicycles, with continuously variable transmission ratio | — | 2020-09-08 |
| 6115995 | Device for obtaining a strip of totally enveloped and light-tight photosensitive material | Michel Naudin | 2000-09-12 |