Inventor · Chengdu, CN

Li Deng

24Patents
5h-index
20Co-inventors
69Inventor score

Filing activity: Oct 15, 1992 → Jan 12, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5637739A Chiral catalysts and catalytic epoxidation catalyzed thereby Chemistry; Metallurgy 73 Expired
US5663393A Chiral catalysts and epoxidation reactions Chemistry; Metallurgy 58 Expired
US6580003B2 Catalytic asymmetric desymmetrization of meso compounds Chemistry; Metallurgy 40 Expired
US6562966B2 Kinetic resolutions of chiral 2- and 3-substituted carboxylic acids Emerging Cross-Sectional Technologies 8 Expired
US6562967B2 Kinetic resolutions of chiral 2-and-3-substituted carboxylic acids Chemistry; Metallurgy 7 Expired
US6743914B2 Kinetic resolutions of chiral 2-and 3-substituted carboxylic acids Emerging Cross-Sectional Technologies 2 Expired
US6680385B2 Catalytic preparation of aryl methyl ketones using a molecular oxygen-containing gas as the oxidant Performing Operations; Transporting 1 Expired
US10610857B2 Cinchonium betaine catalysts and methods of using same Chemistry; Metallurgy 1 Active
US7060840B2 Catalytic asymmetric desymmetrization of prochiral compounds Chemistry; Metallurgy 1 Expired
US7053236B2 Catalytic asymmetric desymmetrization of prochiral and meso compounds Chemistry; Metallurgy 1 Expired
US7312335B2 Asymmetric Michael and Aldol additions using bifunctional cinchona-alkaloid-based catalysts Chemistry; Metallurgy 1 Expired
US8722891B2 Conjugate addition reactions using bifunctional Cinchona-alkaloid-based catalysts Chemistry; Metallurgy 0 Active
US8097750B2 Cinchona alkaloid-catalyzed asymmetric mannich reactions Chemistry; Metallurgy 0 Active
US10836761B2 Cinchonine-derived catalysts and methods of using same Chemistry; Metallurgy 0 Active
US7078547B2 Catalytic asymmetric cyanosilylation of ketones, aldehydes, thioketones, thioaldehydes, imines and hydrazones Chemistry; Metallurgy 0 Expired
US9006441B2 Conjugate addition reactions using bifunctional cinchona-alkaloid-based catalysts Chemistry; Metallurgy 0 Active
US7767811B2 Kinetic resolutions of chiral 2- and 3-substituted carboxylic acids Emerging Cross-Sectional Technologies 0 Active
US7582764B2 Asymmetric carbon-carbon-bond-forming reactions catalyzed by bifunctional cinchona alkaloids Chemistry; Metallurgy 0 Active
US8791262B2 Asymmetric friedel-crafts alkylations catalyzed by bifunctional cinchona alkaloids Chemistry; Metallurgy 0 Active
US10888853B2 Cinchonium betaine catalysts and methods of using same Chemistry; Metallurgy 0 Active
US7057038B2 Kinetic resolutions of chiral 2- and 3-substituted carboxylic acids Emerging Cross-Sectional Technologies 0 Expired
US7531662B2 Cinchona-alkaloid-based catalysts, and asymmetric alcoholysis of cyclic anhydrides using them Chemistry; Metallurgy 0 Expired
US8765955B2 Asymmetric aldol additions using bifunctional cinchona-alkaloid-based catalysts Chemistry; Metallurgy 0 Expired
US11148125B2 Catalysts for olefin isomerization Performing Operations; Transporting 0 Active

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