Inventor · Seabrook, TX, US

David M. Singleton

23Patents
10h-index
9Co-inventors
68Inventor score

Filing activity: Jul 2, 1975 → May 12, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5849960A Highly branched primary alcohol compositions, and biodegradable detergents made therefrom Chemistry; Metallurgy 92 Expired
US6150322A Highly branched primary alcohol compositions and biodegradable detergents made therefrom Chemistry; Metallurgy 71 Expired
US5475160A Process for the direct hydrogenation of triglycerides Performing Operations; Transporting 45 Expired
US6222077A Dimerized alcohol compositions and biodegradible surfactants made therefrom having cold water detergency Chemistry; Metallurgy 44 Expired
US5780694A Dimerized alcohol compositions and biodegradible surfactants made therefrom having cold water detergency Chemistry; Metallurgy 37 Expired
US4472525A Ethylene oligomerization process Emerging Cross-Sectional Technologies 22 Expired
US4192770A Cracking catalyst restoration with boron compounds Emerging Cross-Sectional Technologies 17 Expired
US7781390B2 Highly branched primary alcohol compositions, and biodegradable detergents made therefrom Chemistry; Metallurgy 16 Active
US4012486A Process for reducing the total sulfur content of Claus off-gases Performing Operations; Transporting 15 Expired
US5475159A Process for the direct hydrogenation of methyl esters Performing Operations; Transporting 14 Expired
US6653514B1 Removal of phosphorus-containing impurities from an olefin feedstock Chemistry; Metallurgy 9 Expired
US6566565B1 Process for preparation of selectively branched detergent products Chemistry; Metallurgy 9 Expired
US4472522A Ethylene oligomerization process Emerging Cross-Sectional Technologies 9 Expired
US4503279A Ethylene oligomerization process Emerging Cross-Sectional Technologies 9 Expired
US7871973B1 Highly branched primary alcohol compositions, and biodegradable detergents made therefrom Chemistry; Metallurgy 9 Expired
US7888307B2 Highly branched primary alcohol compositions, and biodegradable detergents made therefrom Chemistry; Metallurgy 6 Active
US4503280A Ethylene oligomerization process Emerging Cross-Sectional Technologies 5 Expired
US5463143A Process for the direct hydrogenation of wax esters Chemistry; Metallurgy 5 Expired
US7102038B2 Phosphorous removal and diene removal, when using diene sensitive catalyst, during conversion of olefins to branched primary alcohols Chemistry; Metallurgy 4 Expired
US4638084A Process for dimerizing acrylates and methacrylates Chemistry; Metallurgy 4 Expired
US5608106A Preparation of alkoxyalkanoic acids Chemistry; Metallurgy 3 Expired
US5608107A Preparation of alkoxyalkanoic acids Chemistry; Metallurgy 1 Expired
US5536889A Process for the two-stage hydrogenation of methyl esters Chemistry; Metallurgy 0 Expired

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