Inventor · Buckley, WA, US

David C. DeCoster

35Patents
12h-index
25Co-inventors
81Inventor score

Filing activity: Aug 29, 1979 → Oct 14, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5836985A Method for treating abnormal arial or ventricular activity Human Necessities 116 Expired
US5824819A Methods of preparing an intermediate oxidation product from a hydrocarbon by utilizing an activated initiator Chemistry; Metallurgy 55 Expired
US6037491A Methods and devices for controlling hydrocarbon oxidations to respective acids by adjusting the solvent to hydrocarbon ratio Textiles; Paper 44 Expired
US6232495A Methods for treating cobalt catalyst in oxidation mixtures resulting from oxidation of hydrocarbons to dibasic acids Emerging Cross-Sectional Technologies 42 Expired
US5998572A Methods and devices for controlling the oxidation of a hydrocarbon to an acid by regulating temperature/conversion relationship in multi-stage arrangements Chemistry; Metallurgy 42 Expired
US5980801A Methods of preparing an intermediate oxidation product from a hydrocarbon by utilizing an activated initiator Chemistry; Metallurgy 41 Expired
US6288274A Methods and devices for controlling the reaction rate and/or reactivity of hydrocarbon to an intermediate oxidation product by adjusting the oxidant consumption rate Performing Operations; Transporting 41 Expired
US6288270A Methods for controlling the reaction rate of a hydrocarbon to an acid by making phase-related adjustments Performing Operations; Transporting 39 Expired
US6326455A Methods for treating cobalt catalyst in oxidation mixtures resulting from oxidation of hydrocarbons to dibasic acids Emerging Cross-Sectional Technologies 15 Expired
US5801273A Methods and devices for controlling the reaction rate of a hydrocarbon to an intermediate oxidation product by pressure drop adjustments Performing Operations; Transporting 15 Expired
US4312744A FCC Process using low coke-make FCC catalyst Chemistry; Metallurgy 15 Expired
US5817868A Method and devices for controlling the oxidation of a hydrocarbon to an acid by regulating temperature/conversion relationship in multi-stage arrangements Chemistry; Metallurgy 13 Expired
US5922908A Methods for preparing dibasic acids Performing Operations; Transporting 11 Expired
US5908589A Methods for separating catalyst from oxidation mixtures containing dibasic acids Chemistry; Metallurgy 9 Expired
US5929277A Methods of removing acetic acid from cyclohexane in the production of adipic acid Emerging Cross-Sectional Technologies 8 Expired
US5877341A Methods and devices for controlling the reaction rate of a hydrocarbon to an intermediate oxidation product by pressure drop adjustments Performing Operations; Transporting 7 Expired
US4299688A FCC Process using low coke-make FCC catalyst Performing Operations; Transporting 7 Expired
US4263174A Low coke-make FCC catalyst Performing Operations; Transporting 6 Expired
US6129875A Process of separating catalyst from oxidation mixtures Chemistry; Metallurgy 4 Expired
US6183698A Devices for controlling the reaction rate of a hydrocarbon to an intermediate oxidation product by pressure drop adjustments Performing Operations; Transporting 3 Expired
US6039902A Methods of recycling catalyst in oxidations of hydrocarbons Emerging Cross-Sectional Technologies 3 Expired
US6103933A Methods for controlling the oxidation rate of a hydrocarbon by adjusting the ratio of the hydrocarbon to a rate-modulator Performing Operations; Transporting 3 Expired
US6433220B1 Methods of extracting catalyst from a reaction mixture in the oxidation of cyclohexane to adipic acid Emerging Cross-Sectional Technologies 2 Expired
US6294689A Methods for removing catalyst after oxidation of hydrocarbons Emerging Cross-Sectional Technologies 1 Expired
US6218573A Methods of recovering catalyst in solution in the oxidation of cyclohexane to adipic acid Emerging Cross-Sectional Technologies 1 Expired

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