Inventor

Knud Erik Andersen

73Patents
11h-index
59Co-inventors
81Inventor score

Filing activity: May 10, 1989 → Oct 25, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6110913A N-substituted azaheterocyclic carboxylic acids and esters thereof Chemistry; Metallurgy 49 Expired
US6437147B1 Imidazole compounds Chemistry; Metallurgy 29 Expired
US5071859A N-substituted azaheterocyclic carboxylic acids and pharmaceutical uses Chemistry; Metallurgy 20 Expired
US5874428A N-substituted aza-heterocyclic carboxylic acids and esters thereof Chemistry; Metallurgy 18 Expired
US6048856A Heterocyclic compounds Chemistry; Metallurgy 18 Expired
US5595989A N-substituted azaheterocyclic carboxylic acids and esters thereof Chemistry; Metallurgy 18 Expired
US6569849B1 N-Substituted azaheterocyclic compounds Chemistry; Metallurgy 18 Expired
US5688788A N-substituted azaheterocyclic carboxylic acids and esters thereof Chemistry; Metallurgy 16 Expired
US6040318A Tricycle substituted with azaheterocyclic carboxylic acids Chemistry; Metallurgy 15 Expired
US5231106A Azacyclic carboxylic acid derivatives and their preparation and use Chemistry; Metallurgy 14 Expired
US6071901A Substituted dibenz[b,f]azepines and uses thereof Chemistry; Metallurgy 13 Expired
US6004983A N-substituted azaheterocyclic compounds Chemistry; Metallurgy 11 Expired
US6114354A N-substituted azaheterocyclic compounds Chemistry; Metallurgy 10 Expired
US6908926B1 Substituted imidazoles, their preparation and use Chemistry; Metallurgy 9 Expired
US6391890B1 Heterocyclic compounds Chemistry; Metallurgy 7 Expired
US6239148A N-substituted azaheterocyclic carboxylic acids and esters thereof Chemistry; Metallurgy 7 Expired
US6054458A Heterocyclic compounds Chemistry; Metallurgy 7 Expired
US5972925A Heterocyclic compounds Chemistry; Metallurgy 7 Expired
US5916889A 1,4-disubstituted piperazines Chemistry; Metallurgy 6 Expired
US6214816A Heterocyclic compounds Chemistry; Metallurgy 6 Expired
US7208497B2 Substituted piperazines and diazepanes Chemistry; Metallurgy 4 Expired
US5919777A Compounds with growth hormone releasing properties Chemistry; Metallurgy 4 Expired
US5753678A Heterocyclic compounds Chemistry; Metallurgy 4 Expired
US5817654A N-substituted naphthofused lactams Chemistry; Metallurgy 4 Expired
US5795888A N-substituted azaheterocyclic carboxlic acids and esters thereof Chemistry; Metallurgy 4 Expired

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