Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6258270 | Filtration apparatus having channeled flow guide elements | Gerhard Kahn, Frauke Jordt | 2001-07-10 |
| 5891222 | Device for separating mixtures using stacked spaced membrane elements | Gerhard Kahn | 1999-04-06 |
| 5076923 | Apparatus for separating mixtures by spaced stacked membrane elements | Gerhard Kahn | 1991-12-31 |
| 4995977 | Apparatus for filtering and separating flow medium | Gerhard Kahn, Jurgen Kaschemekat | 1991-02-26 |
| 4695380 | Diaphragm-equipped fluid treating apparatus | Gerhard Kahn, Jurgen Kaschemekat | 1987-09-22 |
| 4650574 | Apparatus for the separation of solutions by pervaporation | Axel Wenzlaff, Karl W. Boddeker, Gerhard Kahn, Gunter Luhrs | 1987-03-17 |