Inventor · Heidelberg, DE

Hermann Seyffer

20Patents
5h-index
74Co-inventors
72Inventor score

Filing activity: Jun 1, 1989 → May 13, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5536766A Formaldehyde-free binding, impregnating or coating compositions for fibrous sheet materials Textiles; Paper 81 Expired
US4937282A Dispersions of non-tertiary butyl (meth)acrylate copolymers having glass transition temperatures of less than -10.degree.C. Chemistry; Metallurgy 8 Expired
US8604101B2 Process for producing aqueous dispersions of thermoplastic polyesters Chemistry; Metallurgy 7 Active
US6063498A Sterile nonwovens bonded using polyurethane dispersions Emerging Cross-Sectional Technologies 7 Expired
US8637160B2 Polymer dispersions of vinylaromatic compounds and acrylate monomers prepared in the presence of seed latex and carbohydrate compounds Emerging Cross-Sectional Technologies 5 Active
US8771812B2 Paper and cardboard packaging with barrier coating Emerging Cross-Sectional Technologies 5 Active
US5756170A Packaging films coated with polyurethane Emerging Cross-Sectional Technologies 4 Expired
US9950502B2 Paper and cardboard packaging with barrier coating Emerging Cross-Sectional Technologies 4 Active
US6458230B1 Preparation of recyclable fiber composites Textiles; Paper 4 Expired
US8747955B2 Method of producing packaging having fat barrier properties Emerging Cross-Sectional Technologies 1 Active
US9023116B2 Associative thickener comprising acid monomer, associative monomer and nonionic monomer Emerging Cross-Sectional Technologies 1 Active
US9034444B2 Paper and cardboard packaging with barrier coating of a polymer mixture Emerging Cross-Sectional Technologies 1 Active
US5624748A Packaging materials having barrier properties against oxygen Emerging Cross-Sectional Technologies 1 Expired
US8859106B2 Use of polypeptides in the form of adhesive agents Emerging Cross-Sectional Technologies 0 Active
US8314178B2 Polymer dispersions containing highly branched polycarbonates Emerging Cross-Sectional Technologies 0 Active
US8980437B2 Use of polyelectrolyte complexes for producing polymer foils with oxygen-barrier properties Emerging Cross-Sectional Technologies 0 Active
US6767646B2 Polymer dispersion for impregnating paper Emerging Cross-Sectional Technologies 0 Expired
US10837141B2 Use of a coating layer with an acrylate polymer on a paper substrate for blocking oxygen transfer Chemistry; Metallurgy 0 Active
US10837140B2 Use of a coating layer with a styrene-butadiene copolymer on a paper substrate for blocking oxygen transfer Chemistry; Metallurgy 0 Active
US9328247B2 Paper coating slip additive comprising acid monomer, associative monomer and nonionic monomer Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.