Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4546522 | Releasable hinge for a bracelet | — | 1985-10-15 |
| 4523856 | Electronic timepiece including an electro-acoustic transducer | — | 1985-06-18 |
| 4482255 | Timepiece for displaying both time and orientation of the timepiece relative to the terrestrial magnetic field | Pierre-Ernest Jaccard, Jean-Pierre Jaunin | 1984-11-13 |
| 4412751 | Jointed electronic watch | Pierre Jeannet, Raymond Froidevaux | 1983-11-01 |
| 4236239 | Electronic timepiece comprising two different displays | Max Imgruth | 1980-11-25 |