Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021818 | Chronograph coupling mechanism | Alphonse Bron | 2006-04-04 |
| 5532982 | Coupling device between a source of mechanical energy and an electrical energy generator in a timepiece | Jean-Luc Beguin | 1996-07-02 |