Inventor · South Charleston, WV, US

Donald L. Bunning

26Patents
8h-index
60Co-inventors
78Inventor score

Filing activity: Oct 26, 1979 → May 3, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4593127A Hydroformylation process Chemistry; Metallurgy 47 Expired
US8445703B2 Process for beta-lactone production Emerging Cross-Sectional Technologies 46 Active
US9493391B2 Process for beta-lactone production Emerging Cross-Sectional Technologies 45 Active
US4283562A Hydroformylation process using stable rhodium catalyst Performing Operations; Transporting 44 Expired
US9206144B2 Process for beta-lactone production Emerging Cross-Sectional Technologies 44 Active
US8796475B2 Process for beta-lactone production Emerging Cross-Sectional Technologies 43 Active
US5728893A Process using multistaged reactors Emerging Cross-Sectional Technologies 21 Expired
US5001274A Hydroformylation process Emerging Cross-Sectional Technologies 15 Expired
US7615658B2 Aldehyde and alcohol compositions derived from seed oils Chemistry; Metallurgy 7 Expired
US5731473A Metal-ligand complex catalyzed processes Emerging Cross-Sectional Technologies 6 Expired
US4999452A Process for producing acrylic ester Chemistry; Metallurgy 6 Expired
US7663002B2 Hydroformylation process and product separation with improved recovery of rhodium Emerging Cross-Sectional Technologies 4 Active
US10544072B2 Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycol Emerging Cross-Sectional Technologies 3 Active
US7872149B2 Biodiesel processes in the presence of free fatty acids and biodiesel producer compositions Emerging Cross-Sectional Technologies 2 Active
US8124812B2 Aldehyde compositions derived from seed oils Chemistry; Metallurgy 2 Active
US11319269B2 Continuous processes for the selective conversion of aldohexose-yielding carbohydrate to ethylene glycol using low concentrations of retro-aldol catalyst Emerging Cross-Sectional Technologies 1 Active
US10472310B2 Continuous processes for the highly selective conversion of sugars to propylene glycol or mixtures of propylene glycol and ethylene glycol Emerging Cross-Sectional Technologies 1 Active
US11919840B2 Methods for operating continuous, unmodulated, multiple catalytic step processes Emerging Cross-Sectional Technologies 0 Active
US11680031B2 Continuous processes for the selective conversion of aldohexose-yielding carbohydrate to ethylene glycol using low concentrations of retro-aldol catalyst Emerging Cross-Sectional Technologies 0 Active
US12077489B2 Continuous, carbohydrate to ethylene glycol processes Emerging Cross-Sectional Technologies 0 Active
US10975010B2 Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycol Emerging Cross-Sectional Technologies 0 Active
US11655200B2 Continuous processes for the selective conversion of aldohexose-yielding carbohydrate to ethylene glycol using low concentrations of retro-aldol catalyst Emerging Cross-Sectional Technologies 0 Active
US10988426B2 Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycol Emerging Cross-Sectional Technologies 0 Active
US10618864B2 Process to prepare levulinic acid Chemistry; Metallurgy 0 Active
US11319268B2 Continuous, carbohydrate to ethylene glycol processes Emerging Cross-Sectional Technologies 0 Active

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