Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252680 | Bioreactor with filter unit and method for treating a cell broth | Martin Leuthold, Alexander Helling | 2025-03-18 |
| 11931733 | Device and method for repeatedly modifying the composition of a fluid | Martin Leuthold, Alexander Helling | 2024-03-19 |
| 11612861 | Crossflow filtration unit for continuous diafiltration | Martin Leuthold, Peter Schmidt | 2023-03-28 |
| 11219867 | Single-use filtering module and single-use cleaning module, each insertable in a modular filtering system | Martin Leuthold | 2022-01-11 |
| 8453847 | Filter cartridge unit with adhesive interconnecting filter cartridge and end plates | Oscar-Werner Reif, Frank Oppermann | 2013-06-04 |
| 8177972 | Adapter for fastening a filter element | Ralf Lausch, Paschalis Nikoloudis, Christian Pradel, Michael Schuetzler | 2012-05-15 |
| 7520988 | Cross-flow filter cassette | Ina Pahl, Hans-Weddo Schmidt | 2009-04-21 |
| 7261817 | Filter module and device for static filtration of fluids with such a module | Willi Requate, Holger Linne, Pachalis Nikoloudis, Ralf Lausch, Oscar-Werner Reif | 2007-08-28 |
| 6983504 | Method for carrying out an integrity test for filter elements | Ina Pahl | 2006-01-10 |
| 6916420 | Wide passage cross-flow filter cassettes | Hans-Weddo Schmidt, Ina Pahl, Claudia Hartmann | 2005-07-12 |
| 6893563 | Cross-flow filter with self-regulating transmembrane pressure | — | 2005-05-17 |
| 6368505 | Cross-flow filter cartridge | Hans Weddo-Schmidt | 2002-04-09 |
| 4430218 | Separating device for fluids, consisting of support plates and cut sections of a semi-permeable diaphragm | Horst Perl, Dietmar Nussbaumer, Hans-Weddo Schmidt, Gunter Pradel | 1984-02-07 |