LS

Ludwig Schieferstein

HA Henkel Kommanditgesellschaft Auf Aktien: 23 patents #30 of 1,846Top 2%
CD Cognis Deutschland: 2 patents #56 of 244Top 25%
CG Cognis Ip Management Gmbh: 2 patents #98 of 359Top 30%
Overall (All Time): #147,434 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
8580287 Oil-based agrochemical compositions with increased viscosity Stéphanie Merlet, William LaMarca, Markus Scherer, Peter Bene 2013-11-12
8334357 Thickening agent based on polyurethane Oliver Pietsch 2012-12-18
7318929 Cosmetic preparations Werner Seipel, Joachim Conradi, Dagmar Goebels 2008-01-15
7214730 Dispersant compositions containing glycerol carbonate and polyester-based dispersants Manfred Gorzinski 2007-05-08
6365234 Polymerizable, chromium-free, organic coatings for metal Manfred Gorzinski, Stefan Kuepper, Herbert Fischer 2002-04-02
6251849 Cleaning agent for hard surfaces based on cationic polymer soil-release compounds Rainer Jeschke, Katica Bocarac, Paul Birnbrich, Herbert Fischer, Rainer Kade +4 more 2001-06-26
6180705 Polyacrylamide with low molecular weight Norbert Huebner, Wolf-Ruediger Mueller, Bernd Peters 2001-01-30
6126921 Hair treatment formulations containing a water-insoluble polymer having a glass transition temperature of -20.degree. C. to 70.degree. C. Winfried Emmerling, Hans P. Hofmann, Rainer Kade 2000-10-03
6025314 Clear-rinsing agents with cationic polymers Christian Nitsch, Willi Buchmeier, Peter Jeschke, Herbert Fischer 2000-02-15
5959013 Production of thickening agents in liquid state Joachim Conradi, Wolfgang Gress, Ralf Neumann, Heinz-Guenther Schulte 1999-09-28
5932629 Anion-based aqueous printing inks with improved deinkability Michael Beck, Herbert Fischer, Wolfgang Ritter, Udo Griebsch, Quang Minh Thai 1999-08-03
5863461 Water-in-oil emulsions Achim Ansmann, Joachim Conradi, Rolf Kawa 1999-01-26
5610242 Process for modifying polymers Paul Birnbrich, Ulrich Eicken, Herbert Fischer, Joerg-Dieter Klamann 1997-03-11
5501707 Aqueous dispersions of new amphiphilic co-oligomers for the washing- and cleaning-resistant oiling of leather and skins and their use Rudolf Zauns-Huber, Joachim Conradi, Emil Ruscheinsky 1996-03-26
5500475 Polyurethane-based thickeners Ulrich Eicken, Herbert Fischer, Wolfgang Gress, Rainer Hoefer, Doris Oberkobusch 1996-03-19
5358988 Water-in-oil emulsions Herbert Fischer, Hermann Kroke, Brigitte Spei, Volker Wehle, Rainer Jeschke +1 more 1994-10-25
5286346 Deinking of wastepaper with quaternized hydroxyethyl cellulose Konrad Engelskirchen, Herbert Fischer, Klaus Hornfeck, Doris Oberkobusch 1994-02-15
5238533 Flotation process for removing fillers from wastepaper in the presence of polymers and copolymers Konrad Engelskirchen, Herbert Fischer, Klaus Hornfeck, Doris Oberkobusch 1993-08-24
5006621 Co-polymers of long chain alkyl acrylates with N-containing olefins and their use as flow improvers for crude oils Bernd Wahle, Claus-Peter Herold, Wolfgang Zoellner, Doris Oberkobusch 1991-04-09
4946471 Adhesion promoter for leather finishing Hans-Herbert Friese, Gerhard Kaindl 1990-08-07
4859721 Adducts of carboxylic acids and isocyanates with epoxides, aqueous dispersions containing these adducts, processes for their preparation and their use in the autophoretic coating of metallic surfaces Doris Oberkobusch, Roland Morlock, Karl-Heinz Stritzke 1989-08-22
4814101 Zwitterionic polymers and their use in hair treatment preparations Horst Hoeffkes, Kurt Seidel, Karl Giede, Peter Busch 1989-03-21
4784789 Liquid aqueous cleaning preparations for hard surfaces Peter Jeschke, Eva Kiewert, Klaus Schumann, Klaus-Dieter Wisotzki 1988-11-15
4772289 Primer for leather finishes Hermann Anzinger, Hans-Herbert Friese, Gerhard Kaindl, Michael Marschner, Uwe Ploog +2 more 1988-09-20
4685931 Acrylate dispersion and its use for thickening hydrogen peroxide preparations Detlef Hollenberg, Norbert Maak 1987-08-11