Inventor · Hagen, DE

Wilfried Kortmann

15Patents
10h-index
29Co-inventors
68Inventor score

Filing activity: Jan 22, 1981 → Apr 12, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4781844A Fluorine containing silicone textile-finishing agent: silicone suspension and perfluoroalkyl polymer Emerging Cross-Sectional Technologies 42 Expired
US4351736A Pile-stabilizing silicon-containing textile agents Emerging Cross-Sectional Technologies 30 Expired
US5093398A Dispersions of copolymers containing perfluoroalkyl groups Textiles; Paper 22 Expired
US5164252A Hydrophobizing and oleophobizing compositions Emerging Cross-Sectional Technologies 22 Expired
US4833188A Hydrophobic and oleophobic finishes Textiles; Paper 17 Expired
US5173547A Copolymers containing perfluoroalkyls Textiles; Paper 16 Expired
US4464506A Graft-modified siloxane dispersions for finishing textile materials Textiles; Paper 13 Expired
US5115013A Graft copolymers containing perfluoroalkyl groups Chemistry; Metallurgy 12 Expired
US4380451A Continuous dyeing and simultaneous finishing of textile materials using defoaming agent of polyoxyalkylene polysiloxane copolymer and hydrophobic silica Emerging Cross-Sectional Technologies 12 Expired
US4446034A Textile-treatment agents, and their use for finishing textile materials Textiles; Paper 10 Expired
US4458080A Imidazoline derivatives Chemistry; Metallurgy 9 Expired
US4997873A Copolymers containing perfluoroalkyl groups Textiles; Paper 9 Expired
US5028236A Treatment of polyamide fibres Emerging Cross-Sectional Technologies 9 Expired
US4997893A Graft copolymers, a process for their preparation and their use Emerging Cross-Sectional Technologies 8 Expired
US5171464A Lubricant based on polyorganosiloxanes Textiles; Paper 3 Expired

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