Inventor · Dormagen, DE

Bernhard Schleppinghoff

16Patents
7h-index
17Co-inventors
59Inventor score

Filing activity: Aug 22, 1979 → Mar 7, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4330679A Process for the preparation of alkyl tert.-alkyl ethers Chemistry; Metallurgy 16 Expired
US4377393A Process for the preparation of a mixture consisting essentially of iso-butene oligomers and methyl tert.-butyl ether, its use, and fuels containing such mixture Chemistry; Metallurgy 15 Expired
US4503265A Process for the production of methyl tert.-butyl ether (MTBE) and of hydrocarbon raffinates substantially freed from i-butene and from methanol Chemistry; Metallurgy 14 Expired
US4409421A Process for the preparation of pure tert.-olefins Chemistry; Metallurgy 13 Expired
US5008466A Process for the isomerization of alkenes having a terminal double bond to give alkenes having an internal double bond Chemistry; Metallurgy 11 Expired
US4504688A Process for the preparation of pure alkyl tert-alkyl ethers and hydrocarbon raffinates which are largely free from isoolefins and from alkanols Chemistry; Metallurgy 8 Expired
US5095164A Process for cleaving alkyl tert.-alkyl ethers Emerging Cross-Sectional Technologies 7 Expired
US4751343A Process for the preparation of tertiary olefins Chemistry; Metallurgy 6 Expired
US5084070A Gum-free components containing alkyl tert.-alkyl ethers Chemistry; Metallurgy 5 Expired
US5012031A Process for the preparation of tert.-olefins Chemistry; Metallurgy 5 Expired
US4950820A Process for the hydrogenation of olefinic hydrocarbons in hydrocarbon mixtures containing tert.-alkyl alkyl ethers Chemistry; Metallurgy 4 Expired
US4431528A Process for the hydrogenation of hydrocarbons Chemistry; Metallurgy 2 Expired
US4297512A Process for the preparation of triethylamine Chemistry; Metallurgy 2 Expired
US4960961A Process for the preparation of tert.-amyl alcohol (TAA) Chemistry; Metallurgy 2 Expired
US4804704A Crosslinked organic resins containing SiO.sub.2 and sulphonic acid groups Emerging Cross-Sectional Technologies 1 Expired
US4371725A Process for the preparation of tertiary olefins and n-alkanols Emerging Cross-Sectional Technologies 0 Expired

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