Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6755503 | Housekeeping station | Andreas von Niederhausern | 2004-06-29 |
| 4733384 | Perpetual calendar watch having two motors | Pierre-Andre Meister, Pierre Schmidli, Bertrand Soltermann | 1988-03-22 |
| 4634287 | Universal time piece | Cyril Vuilleumier | 1987-01-06 |
| 4611925 | Timepiece with calendar | Cyril Vuilleumier | 1986-09-16 |
| 4408898 | Positioning mechanism for a center wheel | Cyril Vuilleumier | 1983-10-11 |