Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11285424 | Sheet material and filter element with hydrophobic separating layer, use thereof and process for production of same | Thomas Friese, Benjamin Schneider, Mario Strauss | 2022-03-29 |
| 9364796 | Hydrophobic or oleophobic microporous polymer membrane with structurally induced beading effect | Tobias Schleuss | 2016-06-14 |
| 5739316 | Cross-linked cellulose hydrate membranes | Hans Beer, Wolfgang Demmer, Hans-Heinrich Horl, Dieter Melzner, Dietmar Nussbaumer +1 more | 1998-04-14 |
| 5556708 | Process for grafting of nitrogen containing polymers and polymers obtained thereby | Hans-Heinrich Horl, Dietmar Nussbaumer | 1996-09-17 |
| 5547575 | Method for the surface modification of formed bodies and formed bodies produced thereby | Wolfgang Demmer, Hans-Heinrich Horl, Dietmar Nussbaumer, Abdul Weiss | 1996-08-20 |
| 5227070 | Textile reinforced membrane filter, method for manufacture and application | Horst Kluver, Dietmar Nussbaumer | 1993-07-13 |
| 5215692 | Process for the surface grafting of formed bodies, in particulate also microporous membranes made from nitrogen-containing polymers | Hans-Heinrich Horl, Dietmar Nussbaumer | 1993-06-01 |
| 4969997 | Fluid-impermeable areas on porous membrane filters and their application | Horst Kluver, Dietmar Nussbaumer | 1990-11-13 |