Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6184871 | Identification device of a manual action on a surface, in particular for a timeplace | Hugues Vuilleme, Joachim Grupp | 2001-02-06 |
| 6066018 | Method for manufacturing electro-optic cells, in particular liquid crystal cells, or electrochemical photovoltaic cells | Joachim Grupp, Jean-Charles Poli, Norbert Kopsits | 2000-05-23 |
| 5812498 | Device for inputting data into electronic data processing means | — | 1998-09-22 |
| 5740130 | Decoration display device and timepiece comprising such display device | Joachim Grupp, Jean-Charles Poli | 1998-04-14 |
| 5455808 | Timepiece with a mobile display | Joachim Grupp | 1995-10-03 |
| 5453960 | Watch including a manual control device | Joachim Grupp | 1995-09-26 |