Inventor · Graz, AT

Stefan Koller

43Patents
9h-index
51Co-inventors
78Inventor score

Filing activity: Jul 3, 1973 → May 21, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4115056A Methods for dyeing or printing using amino-anthraquinone reactive disperse dyes Textiles; Paper 20 Expired
US3998805A Sulphatoethylene (sulphonyl or sulphonylamino) phenyleneazo dyestuffs Chemistry; Metallurgy 16 Expired
US4327999A Disperse dye stable to dyeing, and its use for dyeing synthetic and semi-synthetic fibre materials Chemistry; Metallurgy 14 Expired
US5442848A Wire positioning and cut-off tool Emerging Cross-Sectional Technologies 12 Expired
US4097229A Methods for dyeing or printing using amino-anthraquinone reactive disperse dyes Chemistry; Metallurgy 11 Expired
US5515606A Method for wiring of terminals of electrical apparatus or apparatus systems Emerging Cross-Sectional Technologies 11 Expired
US7108742B2 Ink compositions containing lanthanide complexes Textiles; Paper 11 Expired
US4332588A Disperse dye stable to dyeing, and its use for dyeing and printing synthetic and semi-synthetic fibre materials Chemistry; Metallurgy 10 Expired
US4329144A Disperse dye stable to dyeing, and its use for dyeing and printing synthetic and semi-synthetic fibre materials Chemistry; Metallurgy 9 Expired
US4137042A Dry heat process for dyeing and printing organic material which can be dyed with cationic dyes Textiles; Paper 8 Expired
US4040779A Dry heat process to dyeing and printing organic material which can be dyed with cationic dyes Textiles; Paper 7 Expired
US3969346A Naphtholactamcarbinols color formers, their manufacture and use in pressure-sensitive or thermoreactive recording material Chemistry; Metallurgy 7 Expired
US4251656A Cationic dyes Chemistry; Metallurgy 6 Expired
US4152114A Method of dyeing with dispersible azo anilino dyestuffs Textiles; Paper 5 Expired
US5720625A Electrical clamping terminal arrangement Electricity 5 Expired
US4168264A 1,3,3-Trimethyl-2-methylene indoline cationic n-methyl azo dyes Chemistry; Metallurgy 5 Expired
US4099909A Method of dyeing with dispersible azo anilino dyestuffs Chemistry; Metallurgy 4 Expired
US3963431A Method of dyeing with dispersible azo anilino dyestuffs Textiles; Paper 4 Expired
US8757216B2 Device for bottling drinks with CIP cap control Performing Operations; Transporting 4 Active
US9653733B2 Electrodes and lithium-ion cells with a novel electrode binder Emerging Cross-Sectional Technologies 4 Active
US3987026A Transiently water-soluble non-heterocyclic azo and disazo disperse dyestuffs Chemistry; Metallurgy 4 Expired
US4259236A Azo compounds, containing a 1,2,4-thiadiazole moiety Chemistry; Metallurgy 3 Expired
US4116622A Dyeing preparations and process for dyeing polyacrylonitrile material in strong, neutral, clear blue shades Textiles; Paper 3 Expired
US10443589B2 Device for dosing a fill product into a container to be filled Physics 3 Active
US4113718A Basic azo dyes Chemistry; Metallurgy 2 Expired

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