Inventor · Haan, DE

Rudolf Thomas

18Patents
4h-index
22Co-inventors
56Inventor score

Filing activity: Feb 21, 1973 → Nov 5, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4752324A Certain 2-(5-hydrocarbyl or aryl-1-alkyl-pyrazol-3-yl)-nicotinic acid derivatives having herbicidal activity Chemistry; Metallurgy 12 Expired
US3931311A N,N,N-trisubstituted N-halogenomethylurea and thiourea compounds and process for their preparation Textiles; Paper 6 Expired
US4058392A Tetrasubstituted urea compounds and herbicidal compositions Chemistry; Metallurgy 5 Expired
US4434292A Process for the preparation of pyrazole Chemistry; Metallurgy 4 Expired
US4517011A N-substituted halogenoacetanilides and their use as herbicides Chemistry; Metallurgy 4 Expired
US4338119A N-Diazolylalkyl-haloacetanilide compounds and herbicidal compositions Chemistry; Metallurgy 2 Expired
US4423225A Process for the preparation of pyrazole Chemistry; Metallurgy 2 Expired
US4328029A N-Pyrimidinylmethyl-haloacetanilide compounds and herbicidal compositions Chemistry; Metallurgy 2 Expired
US4090862A Novel phenoxycarboxylic acid aryloxy(thio)carbonylaminomethyl esters and their use for regulating plant growth Human Necessities 2 Expired
US4717415A Herbicidal compositions of triazinone or triazinedione derivatives and haloalkanoic acid amide synergists Chemistry; Metallurgy 2 Expired
US4488895A N-Diazolyalkyl-haloacetanilide compounds and herbicidal compositions Chemistry; Metallurgy 1 Expired
US4369056A Substituted pyrazolylmethyl-haloacetanilide compounds and herbicidal compositions Chemistry; Metallurgy 1 Expired
US4599448A Novel N-(1-alkenyl)-chloroacetanilides as herbicides and plant growth regulators Chemistry; Metallurgy 1 Expired
US4295876A N-(2,5-Diazolyl)-alkyl-haloacetanilides, compounds and herbicidal compositions Chemistry; Metallurgy 0 Expired
US4267338A N-Azolylalkyl-anilines Chemistry; Metallurgy 0 Expired
US4561879A Composition and method for combating weeds using an N-imidazolylmethyl halogenoacetanilide Chemistry; Metallurgy 0 Expired
US4229580A Preparation of 1-azolyl-3,3-dimethyl-1-phenoxy-butan-2-ones Chemistry; Metallurgy 0 Expired
US4294607A Herbicidal compositions Human Necessities 0 Expired

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