Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871528 | Water filter | Beat Aregger | 2011-01-18 |
| 6332704 | Shaker for foaming dairy products | Nico Cocchiarella | 2001-12-25 |
| 5824218 | Permanent espresso filter insert | Jurg Strub | 1998-10-20 |
| 5715741 | Pot-shaped permanent filter insert | Ernst Stumvoll | 1998-02-10 |
| D341992 | Coffee filter device | — | 1993-12-07 |
| 4872266 | Plastic frame with embedded shearing foil | Albert Greutert | 1989-10-10 |
| 4740303 | Metal filter foil | Albert Greutert | 1988-04-26 |