Inventor · Wuppertal, DE

Detlef Wollweber

38Patents
8h-index
34Co-inventors
71Inventor score

Filing activity: Jan 22, 1988 → Dec 12, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US5453531A Substituted valinamide derivatives Human Necessities 30 Expired
US6297195A Substituted triazoloazine sulphonamides Human Necessities 20 Expired
US4912229A Process for the preparation of 3-cyano-4-aryl-pyrroles Chemistry; Metallurgy 11 Expired
US5210084A Fungicidal substituted amino acid amides Chemistry; Metallurgy 11 Expired
US6444667B1 Synergistic insecticidal mixtures Human Necessities 11 Expired
US7417150B2 Azoles having an insecticidal action Chemistry; Metallurgy 10 Expired
US4904687A Fungicidal substituted 3-arylpyrroles Chemistry; Metallurgy 8 Expired
US4923994A 2-carboxy-3-cyano-4-aryl-pyrroles Chemistry; Metallurgy 8 Expired
US5158962A Fungicidal substituted amino acid amides Human Necessities 7 Expired
US4960789A 3-cyano-4-phenyl-pyrroles as fungicides Chemistry; Metallurgy 6 Expired
US5411987A Fungicidal substituted amino acid amides Chemistry; Metallurgy 5 Expired
US4965363A Process for the preparation of 3-cyano-4-aryl-pyrroles Chemistry; Metallurgy 5 Expired
US5091408A Fungicidal 3-cyano-4-phenyl-pyrroles Chemistry; Metallurgy 4 Expired
US6838462B2 Insecticidal azoles Human Necessities 4 Expired
US7001903B2 Synergistic insecticidal mixtures Human Necessities 4 Expired
US4923883A 1-Aminomethyl-3-aryl-4-cyano-pyrroles and their use as fungicides Chemistry; Metallurgy 4 Expired
US6194575A Method for producing 1,3-di-substituted 2-nitroguanidines Chemistry; Metallurgy 4 Expired
US5166395A Fungicidal 3-cyano-4-phenyl-pyrroles Chemistry; Metallurgy 3 Expired
US6686387B2 Synergistic insecticidal mixtures Human Necessities 3 Expired
US4952601A Fungicidal 3-cyano-4-phenyl-pyrrole derivatives Chemistry; Metallurgy 3 Expired
US5118702A Fungicidal and microbicidal substituted 1-aminomethyl-3-aryl-4-cyano-pyrroles Human Necessities 3 Expired
US5015757A Substituted fluorocinnamonnitriles Chemistry; Metallurgy 3 Expired
US5034408A Pesticidal cyclopropanoylamino acid amide derivatives Chemistry; Metallurgy 2 Expired
US5059616A Fungicidal combinations of active compounds Human Necessities 2 Expired
US5516786A Fungicidal substituted amino acid amides Chemistry; Metallurgy 2 Expired

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