Inventor · Monheim, DE

Michael Ruther

46Patents
26h-index
50Co-inventors
84Inventor score

Filing activity: Sep 3, 1993 → Apr 25, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5622917A Substituted 1H--3-aryl-pyrrolidine-2,4-dione derivatives Chemistry; Metallurgy 97 Expired
US6114374A 2-and 2,5-substituted phenylketoenols Chemistry; Metallurgy 93 Expired
US5994274A Dialkyl phenyl halide-substituted keto-enols for use as herbicides and pesticides Chemistry; Metallurgy 89 Expired
US5830826A Alkoxy-alkyl-substituted 1H-3-aryl-pyrrolidine-2, 4-diones used as herbicicides and pesticides Chemistry; Metallurgy 84 Expired
US6140358A Substituted phenyl keto enols as pesticides and herbicides Chemistry; Metallurgy 82 Expired
US6316486A Alkyl dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides Chemistry; Metallurgy 81 Expired
US6358887B1 2-Phenyl-substituted heterocyclic 1,3-ketonols as herbicides and pesticides Chemistry; Metallurgy 80 Expired
US6110872A 2,4,5-trisubstituted phenylketo-enols for use as pesticides and herbicides Chemistry; Metallurgy 67 Expired
US6472419B1 1-H-3-aryl-pyrrolidine-2, 4-dione derivatives as pest-control agents Chemistry; Metallurgy 61 Expired
US6133296A Substituted pyridyl keto enols Chemistry; Metallurgy 61 Expired
US6251830A Dialkyl-halogenophenyl-substituted ketoenols Chemistry; Metallurgy 60 Expired
US6511942B1 2,4,5-trisubstituted phenylketo-enols for use as pesticides and herbicides Chemistry; Metallurgy 52 Expired
US6380246B1 Alkyl-dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides Chemistry; Metallurgy 49 Expired
US6255342A 2-and 2,5-substituted phenylketoenols Chemistry; Metallurgy 44 Expired
US6469196B2 Dialkyl phenyl halide-substituted keto-enols for use as herbicides and pesticides Chemistry; Metallurgy 41 Expired
US6359151B2 2- and 2,5-substituted phenylketoenols Chemistry; Metallurgy 39 Expired
US6271180A Substituted phenyl keto enols as pesticides and herbicides Chemistry; Metallurgy 38 Expired
US5393729A 3-aryl-pyrone derivatives Chemistry; Metallurgy 38 Expired
US5977029A 3-aryl-5-halogen-pyrone derivatives as pest control agents Chemistry; Metallurgy 36 Expired
US6388123B1 Substituted phenyl keto enols as pesticides and herbicides Chemistry; Metallurgy 36 Expired
US6486343B1 Substituted phenyl keto enols as pesticides and herbicides Chemistry; Metallurgy 35 Expired
US5847211A Substituted 1H-3-Aryl-pyrrolidine-2,4-dione derivatives Chemistry; Metallurgy 34 Expired
US5565450A 5-aryl-1,3-thiazine derivatives Chemistry; Metallurgy 29 Expired
US6504036B1 2- and 2.5-substituted phenylketoenols Chemistry; Metallurgy 28 Expired
US6172255A Alkoxy-alkyl-substituted 1-H-3-aryl-pyrrolidine-2,4-diones used as herbicides and pesticides Chemistry; Metallurgy 28 Expired

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