Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189438 | Filtering device, filter element and method of manufacturing the filter element used for the preparation of brewed beverages | Uwe Bielfeldt, Christof Kleemann, Reinhard Stucher, Bernd Trebitz, Horst Emmerich +2 more | 2001-02-20 |
| D424369 | Filter paper | Uwe Bielfeldt, Christof Kleemann, Reinhard Stucher, Bernd Trebitz, Horst Emmerich +2 more | 2000-05-09 |
| 5711880 | Filtering means for the filtration of extraction beverages, in particular espresso | Gunther Seidel, Michael Machlitt, Rolf Eimecke, Dieter Koch, Christof Miltenberger +1 more | 1998-01-27 |
| 5051339 | Method and apparatus for applying solder to printed wiring boards by immersion | Gitta Friedrich | 1991-09-24 |