Inventor · Niederrodenbach, DE

Stefan Scharfe

7Patents
3h-index
14Co-inventors
46Inventor score

Filing activity: Mar 19, 2010 → May 4, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US8728225B2 Composition containing quaternary amino-functional organosilicon compounds and production and use thereof Chemistry; Metallurgy 5 Active
US8747541B2 Dispersion containing silica particles surface-modified with quaternary, aminofunctional organosilicon compounds Chemistry; Metallurgy 5 Active
US8979996B2 Composition containing quaternary amino-functional organosilicon compunds and production and use thereof Chemistry; Metallurgy 4 Active
US8092587B2 Stable aqueous dispersions of precipitated silica Chemistry; Metallurgy 1 Active
US9796738B2 Quaternary amino alcohol functional organosilicon compounds, composition containing the latter and their production and use Textiles; Paper 1 Active
US10221200B2 Quaternary amino alcohol functional organosilicon compounds, composition containing the latter and their production and use Textiles; Paper 0 Active
US8980960B2 Methods for producing a dispersion containing silicon dioxide particles and cationization agent Performing Operations; Transporting 0 Active

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