Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280339 | Hollow fibre membrane with improved separating efficiency, and production of a hollow fibre membrane with improved separating efficiency | Torsten Keller, Michael F. Paul | 2025-04-22 |
| 11759556 | Parabiotic dialysis systems and techniques | Stefan Weiss, Peter Kotanko | 2023-09-19 |
| 11628407 | Hollow fiber membrane having improved diffusion properties | Torsten Keller, Igor Raiko, Christian Finkler | 2023-04-18 |
| 11478759 | Hollow fibre membrane with improved separating efficiency, and production of a hollow fibre membrane with improved separating efficiency | Torsten Keller, Michael F. Paul | 2022-10-25 |
| 9421501 | Delamination free membrane | Christian Finkler, Rainer Fislage, Torsten Keller, Igor Raiko | 2016-08-23 |
| 9149770 | Hollow fiber capillary membrane and method for the production thereof | Rainer Fislage, Klaus Heilmann, Torsten Keller, Holger Lichau, Igor Raiko | 2015-10-06 |
| 7713412 | Filter device | Klaus Heilmann, Gerhard Breith, Igor Raiko, Steffen Fritzsche | 2010-05-11 |
| 6641731 | Filter device | Klaus Heilmann, Gerhard Breith, Igor Raiko, Steffen Fritzsche | 2003-11-04 |
| D390742 | Espresso maker | — | 1998-02-17 |