Inventor · Ludwigshafen, DE

Robert Rupaner

18Patents
10h-index
50Co-inventors
75Inventor score

Filing activity: Jan 12, 1993 → Mar 23, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5536766A Formaldehyde-free binding, impregnating or coating compositions for fibrous sheet materials Textiles; Paper 81 Expired
US6099773A Formaldehyde-free binder for mouldings Emerging Cross-Sectional Technologies 57 Expired
US6146746A Formaldehyde-free coating composition for shaped articles Emerging Cross-Sectional Technologies 51 Expired
US6337131B1 Core-shell particles and preparation and use thereof Emerging Cross-Sectional Technologies 50 Expired
US5356968A Coating agents Chemistry; Metallurgy 24 Expired
US5756574A Process for preparing an aqueous polymer dispersion Chemistry; Metallurgy 24 Expired
US6596386B1 Formaldehyde-free binders for shaped articles Emerging Cross-Sectional Technologies 21 Expired
US6380353B1 Method for reducing the C1-C2-aldehyde content formed from compounds with -CH2-CHR-O-or-CH(OH)-groups Chemistry; Metallurgy 12 Expired
US6428199B1 Chemical reactor with stirrer and incoming and outgoing lines on the reactor floor Emerging Cross-Sectional Technologies 12 Expired
US5753746A Formaldehyde-free aqueous synthetic resin dispersions Emerging Cross-Sectional Technologies 10 Expired
US6462138B1 Method for reducing residual monomers in liquid systems by adding an oxidation-reduction initiator system Emerging Cross-Sectional Technologies 9 Expired
US6252018A Use of a single-stage or multistage stirrer to prepare polymers Performing Operations; Transporting 9 Expired
US6444760B1 Method of reducing the content of residual monomers in aqueous polymer dispersions Chemistry; Metallurgy 5 Expired
US6458230B1 Preparation of recyclable fiber composites Textiles; Paper 4 Expired
US8188197B2 Method for producing a polymer Chemistry; Metallurgy 1 Active
US6086723A Process for cooling dispersions and liquids Emerging Cross-Sectional Technologies 0 Expired
US11879108B2 Middle-pressure polymerization process for liquid ethylene copolymers Chemistry; Metallurgy 0 Active
US8420751B2 Method for producing a polymer Chemistry; Metallurgy 0 Active

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