Inventor

Werner Fliege

21Patents
7h-index
34Co-inventors
61Inventor score

Filing activity: Feb 19, 1974 → Dec 22, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4146581A Manufacture of higher ketones Chemistry; Metallurgy 24 Expired
US4165342A Preparation of 3-alkyl-buten-1-als Chemistry; Metallurgy 12 Expired
US4049571A Manufacture of a catalyst composition containing zinc and nickel or cobalt Chemistry; Metallurgy 11 Expired
US4273945A Preparation of saturated aliphatic, cycloaliphatic and araliphatic aldehydes Chemistry; Metallurgy 9 Expired
US4212825A Aldol condensation and hydrogenation process using a catalyst of nickel and cobalt together with zinc oxide and another metal of groups VIII, IIb, IIIa, IVa and Va of the periodic table Chemistry; Metallurgy 8 Expired
US4235823A Preparation of diketones Chemistry; Metallurgy 7 Expired
US4239657A Manufacture of carbonyl compounds Chemistry; Metallurgy 7 Expired
US4100191A 4-(M,M'-Di-t-butyl-p-hydroxyphenyl)-butyl-2-diamides Chemistry; Metallurgy 6 Expired
US3966827A Production of 3-methylpentane-1,5-diol Chemistry; Metallurgy 5 Expired
US4233246A Manufacture of aliphatic hydroxycarbonyl compounds etherified with aliphatic groups Chemistry; Metallurgy 4 Expired
US4021408A Bis-[4-(m,m'-di-tert.-butyl-p-hydroxyphenyl)-butyl-(2)]dicarboxylic acid esters Chemistry; Metallurgy 4 Expired
US4026952A 4-(M,M'-DI-T-BUTYL-P-HYDROXYPHENYL) BUTYL-2 COMPOUNDS Chemistry; Metallurgy 3 Expired
US4348240A Process for deactivating soluble metal cations in iron oxide pigments Chemistry; Metallurgy 3 Expired
US4104287A 4-M,M'-Di-t-butyl-p-hydroxyphenyl) butyl-2 compounds Chemistry; Metallurgy 2 Expired
US4319055A Process for removing formaldehyde from aqueous solutions of but-2-yne-1,4-diol Chemistry; Metallurgy 2 Expired
US4192820A Preparation of 3-methyl-2-buten-1-al Chemistry; Metallurgy 2 Expired
US4224254A Preparation of aromatic and araliphatic aldehydes Performing Operations; Transporting 2 Expired
US4119644A Anthraquinonoid disperse dyes Chemistry; Metallurgy 0 Expired
US3994897A Process for the manufacture of carboxylic acids from methyl ketones Chemistry; Metallurgy 0 Expired
US4188344A Production of 4-(m,m'-ditert.-butyl-p-hydroxyphenyl)-butan-2-ones Chemistry; Metallurgy 0 Expired
US4229590A Preparation of alkyl pyruvates Chemistry; Metallurgy 0 Expired

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