Inventor · Flein, DE

Martina Ortelt

23Patents
9h-index
59Co-inventors
78Inventor score

Filing activity: Feb 14, 1995 → Nov 1, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6881785B2 Dispersions of amorphous unsaturated polyester resins based on particular Dicidol isomers Chemistry; Metallurgy 11 Expired
US9868702B2 Process for producing 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine Chemistry; Metallurgy 10 Active
US9862673B2 2-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use Chemistry; Metallurgy 10 Active
US6797787B2 Epoxidized polyalkenylenes and method for their preparation Chemistry; Metallurgy 10 Expired
US7135522B2 Dispersions of amorphous urethanized unsaturated polyester resins based on particular dicidol isomers Chemistry; Metallurgy 10 Expired
US10173979B2 Hardener composition including 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine Chemistry; Metallurgy 9 Active
US10221277B2 Epoxy resin composition comprising 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine (AM-CPDA) as hardener Chemistry; Metallurgy 9 Active
US10214612B2 Epoxy resin composition comprising 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine as hardener Chemistry; Metallurgy 9 Active
US10160717B2 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use Chemistry; Metallurgy 9 Active
US9085506B2 Process for preparing 3-aminomethyl-3,5,5-trimethylcyclohexylamine Emerging Cross-Sectional Technologies 8 Active
US9994671B2 Curable composition with high fracture toughness Chemistry; Metallurgy 4 Active
US6353060B1 Aqueous binders based on polybutadiene Chemistry; Metallurgy 4 Expired
US10252980B1 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use Chemistry; Metallurgy 4 Active
US5919859A Aqueous resin dispersions Chemistry; Metallurgy 4 Expired
US10472460B2 Use of substituted benzyl alcohols in reactive epoxy systems Chemistry; Metallurgy 4 Active
US10280252B2 Latent epoxy resin formulations for liquid impregnation processes for production of fibre composite materials Emerging Cross-Sectional Technologies 4 Active
US5705557A One-component aqueous coating systems containing a reactive additive component Chemistry; Metallurgy 3 Expired
US5705597A Ketone-aldehyde resin with wide compatibility, process for its preparation, and composition containing same Emerging Cross-Sectional Technologies 3 Expired
US6218477A Aqueous binders based on polybutadiene Chemistry; Metallurgy 2 Expired
US10155840B2 Latent epoxy resin formulations for liquid impregnation processes for production of fibre-reinforced composites Chemistry; Metallurgy 1 Active
US9676898B2 Curable compositions based on epoxy resins without benzyl alcohol Emerging Cross-Sectional Technologies 1 Active
US10029427B2 Process for the production of storage-stable polyurethane prepregs and mouldings produced therefrom from dissolved polyurethane composition Emerging Cross-Sectional Technologies 0 Active
US10392469B2 Epoxy resin compositions for production of storage-stable composites Chemistry; Metallurgy 0 Active

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