WD

Wolfgang Demmer

SA Sartorius Ag: 13 patents #7 of 210Top 4%
SG Sartorius Stedim Biotech Gmbh: 9 patents #19 of 313Top 7%
📍 Oebisfelde, DE: #2 of 123 inventorsTop 2%
Overall (All Time): #196,188 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10386285 Integrity and functionality test for adsorptive depth filter layers with an inorganic layered double hydroxide Rebecca Petersen, Axel Thiefes, Katrin Kohler, Sven Dankenbrink 2019-08-20
10100294 Process for the separation of a mixture of a protein and its reaction product with a polyalkylene glycol Louis Villain, Hans-Heinrich Hoerl 2018-10-16
9433904 Cellulose hydrate membrane, method for the production thereof, and use thereof Rene Faber, Hans-Heinrich Horl, Csilla Kiss, Dietmar Nuβbaumer 2016-09-06
9375658 Polysaccharide matrix having a grafted polymer, method for producing the same and use thereof Hans-Heinrich Hoerl, Rene Faber, Christian Brumm 2016-06-28
8969094 Method for qualifying a non-particulate ion-exchanger adsorber Rene Faber, Hans-Heinrich Hoerl, Axel Thiefes 2015-03-03
8945389 Method for substance separation using a cellulose hydrate membrane in size exclusion chromatography Rene Faber 2015-02-03
8557304 Method of obtaining secondary plant constituents Hans-Heinrich Hoerl, Rene Faber 2013-10-15
8343351 Membrane for removing proteases from liquids Dietmar Nussbaumer, Hans-Heinrich Horl 2013-01-01
8343350 Membrane, device and method for removing proteases from liquids Dietmar Nussbaumer, Hans-Heinrich Horl 2013-01-01
7390409 Membrane holder for membrane adsorber chromotography Rene Faber 2008-06-24
7311832 Adsorption membranes, method of producing same and equipment, including the adsorption membranes Stefan Fischer-Fruehholz, Andreas Kocourek, Dietmar Nussbaumer, Eberhard Wuenn 2007-12-25
7223342 Adsorption membranes, method of producing same and equipment, including the adsorption membranes Stefan Fischer-Fruehholz, Andreas Kocourek, Dietmar Nusbaumer, Eberhard Wuenn 2007-05-29
6911148 Adsorptive membrane device for treating particle-laden liquid feeds Dietmar Nussbaumer 2005-06-28
6491869 Method for preparing assay supports having an ordered set of reaction zones Dietmar Nussbaumer, Khuong To Vinh, Thang Thuong Nguyen, Edwige Bonfils, Daniel Dupret 2002-12-10
6294090 Adsorptive substance separation device Dietmar Nussbaumer, Khoung To Vinh, Abdul Weiss, Hans-Heinrich Horl, Andreas Graus +1 more 2001-09-25
6287461 Tandem system for adsorptive separation Dietmar Nussbaumer, Abdul Weiss 2001-09-11
6235892 Process for the purification of nucleic acids Dietmar Nussbaumer 2001-05-22
6017454 Centrifugal filtration onto membrane adsorbers Hans-Heinrich Horl, Dietmar Nussbaumer 2000-01-25
6001974 Method of separating albumin from serum by ion-exchange chromatography with membrane adsorbers Heinrich Klaus Gebauer, Maria-Regina Kula, Dietmar Nussbaumer, Jorg Thoemmes 1999-12-14
5739316 Cross-linked cellulose hydrate membranes Hans Beer, Hans-Heinrich Horl, Dieter Melzner, Dietmar Nussbaumer, Hans-Weddo Schmidt +1 more 1998-04-14
5618418 Dead-end membrane adsorbers Hans-Heinrich Horl, Dietmar Nussbaumer, Abdul Weiss 1997-04-08
5547575 Method for the surface modification of formed bodies and formed bodies produced thereby Hans-Heinrich Horl, Dietmar Nussbaumer, Abdul Weiss, Eberhard Wunn 1996-08-20