HW

Hans-Peter Weitzel

WA Wacker Chemie Ag: 37 patents #6 of 1,324Top 1%
WK Wacker Polymer Systems Gmbh & Co. Kg: 13 patents #1 of 48Top 3%
CG Consortium Für Elektrochemische Industrie Gmbh: 4 patents #28 of 219Top 15%
📍 Reischach, DE: #1 of 5 inventorsTop 20%
Overall (All Time): #47,300 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 26–50 of 54 patents

Patent #TitleCo-InventorsDate
6809174 Process for reclaiming residual ethylene in the preparation of vinyl ethylene copolymers Robert Braunsperger 2004-10-26
6770722 Process for preparing protective-colloid-stabilized polymers by continuous emulsion polymerization Robert Braunsperger 2004-08-03
6740692 Solvent free coating compositions for soiling-resist ant facades Harald Zeh 2004-05-25
6734246 Polyvinylacetal-grafted polymers Peter Ball, Peter Tschirner 2004-05-11
6710113 Process for preparing two-phase polymers in the form of their aqueous dispersions and water-redispersible powders 2004-03-23
6706805 Use of copolymers of vinyl ester, (meth)acrylic ester and optionally ethylene comonomers in building materials 2004-03-16
6664322 Process for preparing protective-colloid-stabilized polymers by continuous emulsion polymerization 2003-12-16
6656983 Vinylaromatic/1,3-diene copolymer stabilized with protective colloids as adhesives for porous substrates Theo Mayer, Thomas Kohler, Reinhard Härzschel, Bernd Schilling 2003-12-02
6639049 Process for the preparation of polymers having a reduced content of volatile components 2003-10-28
6632861 Self-leveling screeds and trowel-applied flooring compositions containing dispersion powder compositions based on vinylaromatic-1,3-diene copolymers Theo Mayer, Reinhard Härzschel 2003-10-14
6632869 Process for preparing polymer dispersions with a high solids content 2003-10-14
6605663 Process for preparing polyvinyl alcohol-stabilized polymers 2003-08-12
6576698 Process for the preparation of vinyl ester/(meth)acrylate copolymers 2003-06-10
6566434 Vinyl aromatic-1,3-diene copolymers stabilized with protection colloids used for modifying materials containing plaster or calcium carbonate Theo Mayer, Peter Fritze, Reinold Härzschel 2003-05-20
6552120 Use of Vinylaromatic/1,3-diene copolymers stabilized with protective colloids in building adhesive formulations Reinhard Härzschel, Theo Mayer 2003-04-22
6531538 Fast-drying rendering and coating composition Harald Zeh, Peter Ball, Klaus Marquardt 2003-03-11
6441082 Process for preparing aqueous polymer dispersions Reiner Figge 2002-08-27
6300403 Method for producing polymers stabilized with protective colloids Theo Mayer, Reinhard Haerzschel, Thomas Bastelberger 2001-10-09
6262163 Process for preparing protective-colloid-stabilized vinyl ester or vinyl ester-ethylene polymers in the form of their aqueous dispersions Udo Kotschi, Manfred Hannebaum 2001-07-17
6262167 Protective-colloid-stabilized polymer compositions Peter Tschirner, Reiner Figge, Doris Bauer, Peter Ball 2001-07-17
6228937 Crosslinkable powder composition which is redispersible in water Herbert Eck, Theo Mayer 2001-05-08
6201062 Method for producing protective colloid-free dispersions and dispersion powders Reiner Figge, Robert Braunsperger 2001-03-13
6197871 Thickeners based on carboxyl-and carboxamido-containing addition polymers Robert Braunsperger 2001-03-06
6187861 Process for preparing crosslinkable binders Harald Zeh 2001-02-13
6127483 Redispersible, dispersion-powder composition Peter Ball, Reiner Figge 2000-10-03