Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5282179 | Calendar mechanism for chronograph watch | — | 1994-01-25 |
| 5253231 | Braking arrangement for a gear wheel | — | 1993-10-12 |
| 5220541 | Watch movement having a chronograph module adapted on a motor module | — | 1993-06-15 |
| 5122995 | Chronographic fly-back timepiece having a stop-start control for the fly-back hand | — | 1992-06-16 |
| 4974242 | Calendar watch having a centrally pivoted date indicator | — | 1990-11-27 |
| 4926401 | Skeleton watch allowing sight of all or some of the elements forming it | Jacques Muller | 1990-05-15 |
| 4845694 | Battery cap for a watch case | — | 1989-07-04 |
| 4744068 | Timepiece setting arrangement including a safety lock | Francois Nikles | 1988-05-10 |
| 4676659 | Intermittent driving arrangement for a time indicator | — | 1987-06-30 |
| 4634287 | Universal time piece | Bruno Erni | 1987-01-06 |
| 4611925 | Timepiece with calendar | Bruno Erni | 1986-09-16 |
| 4555185 | Time setting mechanism for a timepiece having an analog mechanical display | — | 1985-11-26 |
| 4408898 | Positioning mechanism for a center wheel | Bruno Erni | 1983-10-11 |
| 4321839 | Monodirectional torque-transmission gear | — | 1982-03-30 |
| 4320483 | Attaching device of a dial on stationary parts of a timepiece movement | — | 1982-03-16 |
| 4223528 | Unidirectional gear transmission | — | 1980-09-23 |