HW

Helmut Witteler

Basf Se: 31 patents #339 of 13,826Top 3%
EA E.I. Du Pont De Nemours And: 4 patents #2,229 of 8,010Top 30%
HH Hna Holdings: 4 patents #4 of 35Top 15%
Hoechst Gmbh: 2 patents #1,574 of 4,020Top 40%
RB Reckitt Benckiser Finish B.V.: 2 patents #35 of 88Top 40%
CG Celanese Ventures Gmbh: 1 patents #26 of 50Top 55%
VG Voestalpine Stahl Gmbh: 1 patents #51 of 120Top 45%
Fraunhofer: 1 patents #1,798 of 4,748Top 40%
Overall (All Time): #54,208 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 25 most recent of 50 patents

Patent #TitleCo-InventorsDate
12024691 Fabric care composition comprising hydrophobically modified polyalkyleneimine as dye fixative polymer Yan Kang, Ya Jing Liu, Yungi Lee, Alexandros Lamprou 2024-07-02
11111464 Method of manufacturing an automatic dishwashing detergent product Pavlinka Roy, Claudia Schmaelzle, Caroline Rigobert, Heike Weber, Yannick Fuchs +1 more 2021-09-07
11077417 Microcapsule comprising a polyester-urethane shell and a hydrophobic core material Yannick Fuchs, Matthias Bratz 2021-08-03
10709645 Microcapsules Ewelina Burakowska-Meise, Valeria Bem, Roland Hinrich Staff, Brigitte LINDEMANN 2020-07-14
10695734 Microcapsule comprising a polyester-urethane shell and a hydrophilic core material Yannick Fuchs, Matthias Bratz 2020-06-30
10689604 Method of manufacturing an automatic dishwashing detergent product Pavlinka Roy, Claudia Schmaelzle, Caroline Rigobert, Heike Weber, Yannick Fuchs +1 more 2020-06-23
10655088 Solid polymer composition obtained by polymerization of an acid group-containing monomer in the presence of a polyether compound Yannick Fuchs, Heike Weber, Alejandra Garcia Marcos, Jürgen Detering 2020-05-19
10647945 Use of a gel-like polymer composition which can be obtained by polymerizing an acid group-containing monomer in the presence of a polyether compound in formulations for automatic dishwashing Heike Weber, Yannick Fuchs, Roland Boehn, Ralph Rieger 2020-05-12
10344249 Gel-like polymer composition obtained by polymerizing a monomer containing acid groups in the presence of a polyether compound Yannick Fuchs, Heike Weber 2019-07-09
10323215 Solid polymer composition obtained by polymerization of an acid group containing monomer in the presence of a polyether compound Yannick Fuchs, Heike Weber, Alejandra Garcia Marcos, Jürgen Detering 2019-06-18
10167347 Carboxylate ester of polysaccharide Natalia Shabelina, Juergen Detering, Ulrich Schneider, Jessica Neumann 2019-01-01
9487845 Process for the acid digestion of metal-containing compounds Thomas Heidenfelder, Bernd Laubusch, Hans-Peter Seelmann-Eggebert 2016-11-08
9481742 Continuous process for the manufacture of highly-branched polymers Christian Schade, Faissal-Ali El-Toufaili, Aaron Flores-Figueroa, Gledison Fonseca, Michaela Heuβler +1 more 2016-11-01
9228148 Method for producing molded bodies from sheet steel galvanized on one or both sides Stephan Huffer, Achim Feßenbecker, Karl-Heinz Stellnberger, Martin Fleischanderl 2016-01-05
8986467 Method for passivating metallic surfaces with aqueous compositions comprising surfactants Guido Vandermeulen, Achim Fessenbecker, Bernd Laubusch, Jurgen Tropsch 2015-03-24
8927669 Copolymers, method for producing them and their use for treating surfaces Thomas Pfeiffer, Frank Dietsche, Thomas Heidenfelder, Frank-Olaf Mähling, Andreas Fechtenkotter +2 more 2015-01-06
8901066 Branched polyesters with sulfonate groups Monika Haberecht, Juergen Detering, Bernd Bruchmann, Heike Weber, Karl Kolter 2014-12-02
8697834 Polyalkylenepolyamines by homogeneously catalyzed alcohol amination Thomas Schaub, Boris Buschhaus, Johann-Peter Melder, Rocco Paciello, Stephan Huffer 2014-04-15
8568522 Method of passivating metallic surfaces by means of copolymers having phosphoric acid and/or phosphonic acid groups Frank Klippel, Alexander Gothlich, Gunnar Schornick, Dietrich Fehringer, Thomas Heidenfelder +1 more 2013-10-29
8563128 Preparation for and method of applying corrosion control coats Alexander Gothlich, Guido Vandermeulen, Konrad Roschmann, Gerhard Fischer, Monica Fernandez Gonzalez 2013-10-22
8420174 Polymer composition for corrosion protection Alexander Goethlich, Frank Klippel, Gunnar Schornick, Guido Vandermeulen, Thomas Heidenfelder +4 more 2013-04-16
8394208 Carboxylate-containing polymers for metal surface treatment Frank Dietsche, Matthias Kluglein, Frank Klippel 2013-03-12
8372216 Continuous method for treating the surface of metal strips Guido Vandermeulen, Bernd Strubel, Jessica Neumann, Walter Bertkau, Bernd Laubusch +4 more 2013-02-12
8163395 Method for coating metals Walter Bertkau 2012-04-24
8048838 MGDA-based powder mixture or granulate mixture Michael Schoenherr, Markus Hartmann 2011-11-01