Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5367947 | Coffee machine | Hans Zurbuchen, Jurg von Gunten | 1994-11-29 |
| 5333537 | Device for ejection of ground coffee pressed into a cake from a brewing apparatus of a coffee machine | Hans Zurbuchen, Jurg von Gunten | 1994-08-02 |
| 5316781 | Brewing device for a coffee machine and method of producing coffee | Hans Zurbuchen, Jurg von Gunten | 1994-05-31 |
| 5307734 | Brewing apparatus for a coffee machine | Hans Zurbuchen, Jurg von Gunten | 1994-05-03 |