Inventor · Langenfeld, DE

Heinz-Jurgen Wroblowsky

41Patents
11h-index
68Co-inventors
78Inventor score

Filing activity: Jan 10, 1985 → Nov 6, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4804675A 1-aryl-4-alkylthiopyrazol-5-amine derivatives, composition containing them, and method of using them to combat insects, arachnids, and nematodes Chemistry; Metallurgy 62 Expired
US4614533A Herbicidal 5-amino-1-phenylpyrazoles Chemistry; Metallurgy 44 Expired
US4945165A Pest-combating agents based on pyrazole derivatives Chemistry; Metallurgy 39 Expired
US4810720A Pesticidal 1-arylpyrazoles, compositions and use Chemistry; Metallurgy 30 Expired
US4909827A Herbicidal compositions based on substituted pyrazolin-5-one derivatives and use thereof Chemistry; Metallurgy 25 Expired
US4771066A 4-haloalkylthio-5-amino-1-arylpyrazoles, composition containing them, and insecticidal and acaricidal method of using them Chemistry; Metallurgy 23 Expired
US4803215A 5-Heterocyclyl-1-aryl-pyrazoles, composition containing them, and method of using them to combat insects, acarids and nematodes Chemistry; Metallurgy 17 Expired
US6746989B1 Substituted benzoylpyrazoles as herbicides Chemistry; Metallurgy 13 Expired
US6838415B1 Substituted benzoylisoxazoles and the use thereof as herbicides Chemistry; Metallurgy 13 Expired
US4820847A Process for the preparation of 4-substituted 1-aryl-5-amino-pyrazoles Chemistry; Metallurgy 13 Expired
US6762152B1 Substituted benzoyl ketones, methods for producing them and their use as herbicides Chemistry; Metallurgy 12 Expired
US6924251B1 Substituted benzoylcyclohexandiones Chemistry; Metallurgy 11 Expired
US4820725A 1-aryl-pyrazoles, pesticidal compositions and use Chemistry; Metallurgy 9 Expired
US6121204A Herbicidal or fungicidal sulphonylaminocarbonyltriazolinones with halogenated alk(en)oxy substituents Chemistry; Metallurgy 9 Expired
US5599945A Process for the preparation of alkoxytriazolinones Chemistry; Metallurgy 7 Expired
US7279444B2 Substituted benzoylpyrazoles Chemistry; Metallurgy 7 Expired
US5028717A Herbicidal and fungicidal agents based on substituted pyrazolin-5-one derivatives Chemistry; Metallurgy 6 Expired
US5256634A Herbicidal agents based on pyrazole derivatives Chemistry; Metallurgy 5 Expired
US5594148A Process for the preparation of alkoxytriazolinones Chemistry; Metallurgy 5 Expired
US5606070A Process for the preparation of alkoxytriazolinones Chemistry; Metallurgy 4 Expired
US5708183A Process and intermediates for preparing triazolinones Chemistry; Metallurgy 4 Expired
US5174808A Herbicidal pyrazolin-5-one derivatives, compositions and use Chemistry; Metallurgy 4 Expired
US4874420A Herbicidal substituted triazines Chemistry; Metallurgy 4 Expired
US5104439A Herbicidal agents based on pyrazole derivatives Chemistry; Metallurgy 3 Expired
US5817863A Process and novel intermediates for preparing triazolinones Chemistry; Metallurgy 2 Expired

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