Inventor · Krefeld, DE

Heinrich Schrage

26Patents
8h-index
29Co-inventors
71Inventor score

Filing activity: Feb 15, 1991 → Aug 5, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5990043A Anti-fouling compositions Performing Operations; Transporting 57 Expired
US5972971A Fungicidal active compound combinations Performing Operations; Transporting 31 Expired
US5985903A Microbicidal benzotriazoles Chemistry; Metallurgy 28 Expired
US6172092A Microbicidal benzotriazoles Chemistry; Metallurgy 26 Expired
US5214100A Use of certain phenolic resins for reinforcing rubber vulcanizates Emerging Cross-Sectional Technologies 17 Expired
US6534529B2 Synergistic insecticide mixtures Performing Operations; Transporting 12 Expired
US6107336A Dihydrofuran carboxamides Chemistry; Metallurgy 8 Expired
US6828275B2 Synergistic insecticide mixtures Performing Operations; Transporting 8 Expired
US5672617A Medicaments containing 1-thiocarbamoyl-5-hydroxy-pyrazoles and their use as agents for combating septic shock Chemistry; Metallurgy 6 Expired
US5126429A Flexible polyamide from dimer acid and bis-secondary diamine Chemistry; Metallurgy 6 Expired
US5712304A Carboxylic acid amide benzothiophenecarboxamide s-oxides Chemistry; Metallurgy 5 Expired
US5622546A Mould-resistant emulsion paints Chemistry; Metallurgy 5 Expired
US6217642A Benzothiophene-2-carboxamide s,s-dioxides for use in anti-fouling applications Chemistry; Metallurgy 5 Expired
US5314986A Phenolic resins from bisphenol a residual resins and mixtures of chloro-substituted hydrocarbons, and the use of specific phenolic resins as homogenizers for rubber vulcanizates Chemistry; Metallurgy 5 Expired
US5703103A Thiazolylpyrazolinones and their use for protecting technical materials Textiles; Paper 4 Expired
US5071943A Process for the isolation of tetrachlorobutane and for the production of phenolic resins from mixtures of chlorine-substituted hydrocarbons Chemistry; Metallurgy 2 Expired
US5219976A Process for the preparation of phenol resins using by-products of the chlorination of butadiene as reactants Chemistry; Metallurgy 2 Expired
US6380225B1 Microbicidal benzotriazoles Chemistry; Metallurgy 2 Expired
US5292712A Thermoreactive recording material having particular stability Performing Operations; Transporting 1 Expired
US5925675A N-sulfonyliminodithio compounds useful for in plant and material protection Chemistry; Metallurgy 1 Expired
US7659228B2 Synergistic insecticide mixtures Performing Operations; Transporting 1 Expired
US5292975A Process for decreasing the halogen content of polyhalogenated aromatics Chemistry; Metallurgy 1 Expired
US6197799A Dithiazoldioxides and the use thereof as microbicides Human Necessities 0 Expired
US6521653B2 Microbicidal benzotriazoles Chemistry; Metallurgy 0 Expired
US5315049A Process for the nuclear chlorination of aromatic hydrocarbons Performing Operations; Transporting 0 Expired

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