Inventor · disambiguated record
Steven H. Swearingen
Also filed as: SWEARINGEN STEVEN · SWEARINGEN STEVEN H · SWEARINGEN STEVEN HENRY
23 granted patents·1 pending application·378 citations·filing 1989–2017
96Inventor score
Top patents by PatentIndex Score
24 records- 0197US5057634AMultistep synthesis of hexafluoropropyleneDU PONT·Filed 1989·Granted Oct 15, 1991·98 cites·6 claims
- 0294US5068472AMultistep synthesis of hexafluoropropyleneDU PONT·Filed 1989·Granted Nov 26, 1991·51 cites·6 claims
- 0393US5516946AProducing CF3 CH2 CF3 and/or CF3 CH=CF2 by the conversion of fluorinated ethersDU PONT·Filed 1995·Granted May 14, 1996·51 cites·7 claims
- 0492US7126016B2Process for preparing fluorocarboxylic acidsDAIKIN IND LTD·Filed 2005·Granted Oct 24, 2006·21 cites·13 claims
- 0591US6548720B2Process for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereofDU PONT·Filed 2002·Granted Apr 15, 2003·20 cites·18 claims
- 0680US5420368AProduction CF3 CH2 CF3 and/or CF3 CH═CF2 by the conversion of fluorinated ethersDU PONT·Filed 1994·Granted May 30, 1995·14 cites·7 claims
- 0778US5220083ASynthesis of perfluoropropaneDU PONT·Filed 1992·Granted Jun 15, 1993·16 cites·1 claims
- 0876US9873846B2Fuel compositions containing lignocellulosic biomass fermentation process syrupDU PONT·Filed 2014·Granted Jan 23, 2018·2 cites·20 claims
- 0976US7253315B2Process for preparing fluorocarboxylic acidsDU PONT·Filed 2005·Granted Aug 7, 2007·3 cites·22 claims
- 1076US5345017AProcess for reducing the fluorine content of halocarbonsDU PONT·Filed 1993·Granted Sep 6, 1994·14 cites·20 claims
- 1172US5763698AProcess for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbonsDU PONT·Filed 1995·Granted Jun 9, 1998·10 cites·16 claims
- 1271US5523498AProcess for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbonsDU PONT·Filed 1993·Granted Jun 4, 1996·8 cites·12 claims
- 1369US6677493B1Processes for the purification and use of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and zeotropes thereof with HFDU PONT·Filed 1999·Granted Jan 13, 2004·10 cites·19 claims
- 1469US5594159AProducing CF3 CH2 CF3 and/or CF3 CH═CF2 by the conversion of alpha-hydroperfluoroisobutyric acid compoundsDU PONT·Filed 1995·Granted Jan 14, 1997·9 cites·12 claims
- 1568US6211135B1Processes for the purification and use of 2,2-dichloro-1,1,1,3,3,3-hexafluoropropane and azeotropes thereof with HFDU PONT·Filed 1999·Granted Apr 3, 2001·25 cites·11 claims
- 1667US7659329B2Removing fluorosurfactant from aqueous fluoropolymer dispersions using monodisperse ion exchange resinDU PONT·Filed 2005·Granted Feb 9, 2010·1 cites·14 claims
- 1766US7671111B2Monitoring column breakthrough in a process for removing fluorosurfactant from aqueous fluoropolymer dispersionsDU PONT·Filed 2006·Granted Mar 2, 2010·1 cites·8 claims
- 1864US5910615AProducing CF3 CH2 CF3 and/or CF3 CH=CF2 by the conversion of α-hydroperfluoroisobutyric acid compoundsDU PONT·Filed 1996·Granted Jun 8, 1999·7 cites·17 claims
- 1960US6664400B2N-arylsulfonamide and pyrrolidinecarboxylic acid intermediates, and their use for the preparation of herbicidal 1,3-dioxo-1h-pyrrolo[1,2-c]imidazole derivativesDEGUSSA·Filed 2002·Granted Dec 16, 2003·2 cites·24 claims
- 2053US5516947AProcess for converting chlorodifluoromethane and/or dichlorodifluoromethaneDU PONT·Filed 1995·Granted May 14, 1996·5 cites·20 claims
- 2150US5105033AProcess for preparing 1,1-dichloro-1-fluoroethaneDU PONT·Filed 1991·Granted Apr 14, 1992·6 cites·22 claims
- 2249US2017145444A1Fuel compositions containing lignocellulosic biomass fermentation process syrupDU PONT·Filed 2017·Application pending·0 cites
- 2348US6384234B1N-arylsulfonamide- and pyrrolidinecarboxylic acid intermediates, and their use for the preparation of herbicidal 1,3-dioxo-1h-pyrrolo[1,2-c]imidazole derivativesDEGUSSA·Filed 1998·Granted May 7, 2002·3 cites·16 claims
- 2440US6762333B1Process for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbonsDU PONT·Filed 1995·Granted Jul 13, 2004·1 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →