DN

Dietmar Nussbaumer

SA Sartorius Ag: 23 patents #4 of 210Top 2%
SG Sartorius Stedim Biotech Gmbh: 2 patents #107 of 313Top 35%
Overall (All Time): #164,912 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8343350 Membrane, device and method for removing proteases from liquids Wolfgang Demmer, Hans-Heinrich Horl 2013-01-01
8343351 Membrane for removing proteases from liquids Wolfgang Demmer, Hans-Heinrich Horl 2013-01-01
7422686 Cellulose hydrate ultrafiltration membranes and method for their production Hans-Heinrich Horl 2008-09-09
7311832 Adsorption membranes, method of producing same and equipment, including the adsorption membranes Wolfgang Demmer, Stefan Fischer-Fruehholz, Andreas Kocourek, Eberhard Wuenn 2007-12-25
6911148 Adsorptive membrane device for treating particle-laden liquid feeds Wolfgang Demmer 2005-06-28
6562583 Method for detecting microorganisms in gases Elmar Herbig, Khuong To Vinh 2003-05-13
6491869 Method for preparing assay supports having an ordered set of reaction zones Wolfgang Demmer, Khuong To Vinh, Thang Thuong Nguyen, Edwige Bonfils, Daniel Dupret 2002-12-10
6294090 Adsorptive substance separation device Khoung To Vinh, Abdul Weiss, Wolfgang Demmer, Hans-Heinrich Horl, Andreas Graus +1 more 2001-09-25
6287461 Tandem system for adsorptive separation Wolfgang Demmer, Abdul Weiss 2001-09-11
6257416 Fluid treatment device with tangential ducts and method for dimensioning the device 2001-07-10
6235892 Process for the purification of nucleic acids Wolfgang Demmer 2001-05-22
6017454 Centrifugal filtration onto membrane adsorbers Hans-Heinrich Horl, Wolfgang Demmer 2000-01-25
6001974 Method of separating albumin from serum by ion-exchange chromatography with membrane adsorbers Wolfgang Demmer, Heinrich Klaus Gebauer, Maria-Regina Kula, Jorg Thoemmes 1999-12-14
5739316 Cross-linked cellulose hydrate membranes Hans Beer, Wolfgang Demmer, Hans-Heinrich Horl, Dieter Melzner, Hans-Weddo Schmidt +1 more 1998-04-14
5618418 Dead-end membrane adsorbers Wolfgang Demmer, Hans-Heinrich Horl, Abdul Weiss 1997-04-08
5556708 Process for grafting of nitrogen containing polymers and polymers obtained thereby Hans-Heinrich Horl, Eberhard Wunn 1996-09-17
5547575 Method for the surface modification of formed bodies and formed bodies produced thereby Wolfgang Demmer, Hans-Heinrich Horl, Abdul Weiss, Eberhard Wunn 1996-08-20
5227070 Textile reinforced membrane filter, method for manufacture and application Horst Kluver, Eberhard Wunn 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, Eberhard Wunn 1993-06-01
4969997 Fluid-impermeable areas on porous membrane filters and their application Horst Kluver, Eberhard Wunn 1990-11-13
4522713 Apparatus for static membrane filtration Horst Perl, Khuong To Vinh 1985-06-11
4490256 Apparatus for static membrane filtration Horst Perl, Khuong To Vinh 1984-12-25
4430218 Separating device for fluids, consisting of support plates and cut sections of a semi-permeable diaphragm Horst Perl, Hans-Weddo Schmidt, Gunter Pradel, Ulrich Grummert 1984-02-07
4392963 Resorcinol or phloroglucinol condensation product for aqueous mixture purification Horst Perl, Horst Kluver, Hans Beer 1983-07-12
4234528 Asymmetrical ultrafiltration membrane based on cellulose hydrate Horst Perl 1980-11-18