Inventor · Midland, MI, US

Patrick H. Au-Yeung

11Patents
3h-index
44Co-inventors
56Inventor score

Filing activity: Sep 26, 2003 → Jul 28, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US8581012B2 Processes for the production of chlorinated and/or fluorinated propenes and higher alkenes Emerging Cross-Sectional Technologies 30 Active
US7696398B2 Stabilization of olefin metathesis product mixtures Emerging Cross-Sectional Technologies 22 Active
US8933280B2 Processes for the production of hydrofluoroolefins Emerging Cross-Sectional Technologies 13 Active
US9481629B2 Process for the production of high purity glycol esters Chemistry; Metallurgy 1 Active
US8449729B2 Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product Chemistry; Metallurgy 1 Active
US9126886B2 Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product Chemistry; Metallurgy 0 Active
US9187403B2 Process for separating one or more aliphatic diamines from reductive amination reaction solvents and impurities Chemistry; Metallurgy 0 Active
US8123843B2 Rich gas absorption apparatus and method Performing Operations; Transporting 0 Active
US9139500B2 Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product Chemistry; Metallurgy 0 Active
US9745233B2 Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product Chemistry; Metallurgy 0 Active
US9512057B2 3-hydroxypropionic acid compositions Emerging Cross-Sectional Technologies 0 Active

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