Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727136 | Microfiltration membrane with improved filtration properties | Wolfgang Ansorge, Oliver Schuster, Klaus Dombrowski | 2014-05-20 |
| 8651284 | Dialysis membrane with improved removal of middle molecules | Arne Gehlen, Bodo Von Harten, Richard Kruger, Oliver Schuster | 2014-02-18 |
| 8302781 | High-flux dialysis membrane with an improved separation behaviour | Arne Gehlen, Bodo Von Harten, Richard Kruger, Oliver Schuster | 2012-11-06 |
| 7811507 | Dialysis membrane having improved ability for removal of middle molecules | Arne Gehlen, Bodo Von Harten, Richard Kruger, Oliver Schuster | 2010-10-12 |
| 7429343 | Process for producing polyolefin membrane with integrally asymmetrical structure | Erich Kessler, Thomas Batzilla, Frank Wiese | 2008-09-30 |
| 7201860 | Polyamide membrane with improved hydrolytic stability and method for production thereof | — | 2007-04-10 |
| 6632361 | Shaped objects for pyrogen retention and processes for their manufacture | Thorsten Niklas, Annekatrin Nothdurft | 2003-10-14 |
| 6497752 | Integrally asymmetrical polyolefin membrane | Erich Kessler, Thomas Batzilla, Frank Wiese | 2002-12-24 |
| 6375876 | Method for producing an integrally asymmetrical polyolefin membrane | Erich Kessler, Thomas Batzilla, Frank Wiese | 2002-04-23 |
| 5919370 | Integral, multi-asymmetric, semi-permeable membrane | Henning Röttger | 1999-07-06 |
| 5837234 | Bioartificial organ containing cells encapsulated in a permselective polyether suflfone membrane | Frank T. Gentile, Shelley R. Winn, Michael J. Lysaght, Ulrich Baurmeister, Henning Röttger | 1998-11-17 |
| 4976859 | Integral asymmetric polyether-sulfone membrane, process for its production, and use for ultrafiltration and microfiltration | — | 1990-12-11 |
| 4968733 | Process for producing microporous powders and membranes | Heinz-Joachim Muller | 1990-11-06 |
| 4612688 | Process for making suede-like sheet material | Klaus Gerlach, Nikolaus Mathes, Hans-Jurgen Pitowski | 1986-09-23 |
| 4594207 | Method for the production of porous bodies with adjustable total pore volume, adjustable pore size and adjustable pore walls | Christoph Josefiak | 1986-06-10 |
| 4369156 | Process for the preparation of fibrillated fiber structures | Nikolaus Mathes | 1983-01-18 |
| 4361609 | Fiber structures of split multicomponent fibers and process therefor | Klaus Gerlach, Nikolaus Mathes | 1982-11-30 |
| 4342801 | Suede-like sheet material | Klaus Gerlach, Nikolaus Mathes, Hans-Jurgen Pitowski | 1982-08-03 |
| 4239720 | Fiber structures of split multicomponent fibers and process therefor | Klaus Gerlach, Nikolaus Mathes | 1980-12-16 |