Inventor · disambiguated record
Christopher A. Pohl
Also filed as: POHL CHRISTOPHER · POHL CHRISTOPHER A
127 granted patents·23 pending applications·1,613 citations·filing 1980–2023
99Inventor score
Top patents by PatentIndex Score
150 records- 0197US7329346B2Ion chromatography system using catalytic gas eliminationDIONEX CORP·Filed 2005·Granted Feb 12, 2008·42 cites·7 claims
- 0296US8415168B2Capillary ion chromatographyLIU YAN·Filed 2012·Granted Apr 9, 2013·18 cites·13 claims
- 0395US4265634AChromatographic separation and quantitative analysis of ionic speciesDIONEX CORP·Filed 1980·Granted May 5, 1981·94 cites·30 claims
- 0494US9086426B2Multi-component eluent generating system and methodLIU YAN·Filed 2012·Granted Jul 21, 2015·14 cites·30 claims
- 0593US5843311AAccelerated solvent extraction methodDIONEX CORP·Filed 1994·Granted Dec 1, 1998·127 cites·35 claims
- 0692US9486799B2Glycidol functionalized anion exchange stationary phasesPOHL CHRISTOPHER A·Filed 2012·Granted Nov 8, 2016·9 cites·17 claims
- 0792US4999098AModified membrane suppressor and method for useDIONEX CORP·Filed 1986·Granted Mar 12, 1991·169 cites·22 claims
- 0891US9132364B2High capacity ion chromatography stationary phases and method of formingSRINIVASAN KANNAN·Filed 2010·Granted Sep 15, 2015·10 cites·19 claims
- 0991US8043507B2Ion chromatography system using catalytic gas eliminationDIONEX CORP·Filed 2007·Granted Oct 25, 2011·13 cites·3 claims
- 1091US7557232B2Compositions useful as chromatography stationary phasesDIONEX CORP·Filed 2007·Granted Jul 7, 2009·16 cites·31 claims
- 1191US7473354B2Recycled suppressor regenerantsDIONEX CORP·Filed 2005·Granted Jan 6, 2009·17 cites·11 claims
- 1290US8425778B2Organosilanes and substrate bonded with sameLIU XIAODONG·Filed 2012·Granted Apr 23, 2013·6 cites·3 claims
- 1390US7468130B2Organosilanes and substrates covalently bonded with same and methods for synthesis and use sameDIONEX CORP·Filed 2005·Granted Dec 23, 2008·9 cites·12 claims
- 1490US6328885B1Current-efficient suppressorsDIONEX CORP·Filed 2000·Granted Dec 11, 2001·48 cites·14 claims
- 1589US10295512B2Multi-lumen mixing device for chromatographyDIONEX CORP·Filed 2015·Granted May 21, 2019·8 cites·10 claims
- 1689US9169331B2Separation of glycans by mixed-mode liquid chromatographyDIONEX CORP·Filed 2012·Granted Oct 27, 2015·4 cites·41 claims
- 1789US8342007B2Electrochemical detection cell for liquid chromatography systemDIONEX CORP·Filed 2010·Granted Jan 1, 2013·7 cites·19 claims
- 1889US6077434ACurrent-efficient suppressors and method of useDIONEX CORP·Filed 1999·Granted Jun 20, 2000·94 cites·17 claims
- 1988US10921298B2Vial cap and method for removing matrix components from a liquid sampleDIONEX CORP·Filed 2019·Granted Feb 16, 2021·2 cites·25 claims
- 2088US10495614B2Vial cap and method for removing matrix components from a liquid sampleDIONEX CORP·Filed 2014·Granted Dec 3, 2019·5 cites·6 claims
- 2188US10118171B2Ion-exchange composition comprising a complex of support particles, dispersant, and electrostatically bound layering particlesDIONEX CORP·Filed 2015·Granted Nov 6, 2018·6 cites·3 claims
- 2288US7585679B1Ion chromatography system with flow-delay eluent recycleDIONEX CORP·Filed 2008·Granted Sep 8, 2009·10 cites·13 claims
- 2387US9034447B2Electrostatically bound hyperbranched anion exchange surface coating prepared via condensation polymerization using ditertiary amine linkers for improved divalent anion selectivityPOHL CHRISTOPHER A·Filed 2012·Granted May 19, 2015·6 cites·19 claims
- 2486US10567191B2Fieldbus module and method for operating a fieldbus systemBECKHOFF AUTOMATION GMBH·Filed 2018·Granted Feb 18, 2020·4 cites·18 claims
- 2585US9310344B2HILIC/anion-exchange/cation-exchange multimodal mediaLIU XIAODONG·Filed 2013·Granted Apr 12, 2016·7 cites·25 claims
- 2685US8182679B2Organosilanes and substrate bonded with sameLIU XIAODONG·Filed 2008·Granted May 22, 2012·6 cites·16 claims
- 2785US6436719B1Displacement chemical regeneration method and apparatusDIONEX CORP·Filed 2000·Granted Aug 20, 2002·22 cites·12 claims
- 2885US4455233AMethod and apparatus for ion analysis and detection using reverse mode suppressionDIONEX CORP·Filed 1983·Granted Jun 19, 1984·55 cites·18 claims
- 2984US9283494B2Agglomerated ion exchange particle bed and methodPOHL CHRISTOPHER A·Filed 2005·Granted Mar 15, 2016·10 cites·11 claims
- 3084US7618826B2Membrane suppressor with an outlet substantially non-retentive for ionic speciesDIONEX CORP·Filed 2006·Granted Nov 17, 2009·10 cites·22 claims
- 3183US7402243B2Organosilanes and substrate bonded with sameDIONEX CORP·Filed 2004·Granted Jul 22, 2008·20 cites·22 claims
- 3282US8925374B2Electrochemical detection cell for liquid chromatography systemCHENG JUN·Filed 2012·Granted Jan 6, 2015·3 cites·10 claims
- 3382US7291395B2Coated ion exchanged substrate and method of formingDIONEX CORP·Filed 2004·Granted Nov 6, 2007·26 cites·30 claims
- 3481US10605793B2Automated method of calibrating a chromatography system and analysis of a sampleDIONEX CORP·Filed 2017·Granted Mar 31, 2020·1 cites·8 claims
- 3581US8921113B2Buffer kit and method of generating a linear pH gradientLIN SHANHUA·Filed 2012·Granted Dec 30, 2014·13 cites·41 claims
- 3681US7517696B2Chemical suppressors and method of useDIONEX CORP·Filed 2003·Granted Apr 14, 2009·14 cites·3 claims
- 3781US7303671B2Ion exchange particle-bound flow-through porous monolithDIONEX CORP·Filed 2004·Granted Dec 4, 2007·22 cites·7 claims
- 3881US6425284B1Method and apparatus for gas-assisted suppressed chromatographyDIONEX CORP·Filed 2000·Granted Jul 30, 2002·18 cites·22 claims
- 3981US5865994ABifunctional crown ether-based cation-exchange stationary phase for liquid chromatographyDIONEX CORP·Filed 1997·Granted Feb 2, 1999·50 cites·21 claims
- 4081US4376047ACoated resin ion exchange compositionDIONEX CORP·Filed 1981·Granted Mar 8, 1983·31 cites·6 claims
- 4181US2024091716A1Electrolytic eluent generators with stabilized operating voltagesDIONEX CORP·Filed 2023·Application pending·0 cites
- 4280US9914651B2Current efficient electrolytic device and methodSRINIVASAN KANNAN·Filed 2013·Granted Mar 13, 2018·3 cites·20 claims
- 4380US8784655B2Ion chromatography system using catalytic gas eliminationLIU YAN·Filed 2011·Granted Jul 22, 2014·2 cites·2 claims
- 4480US5597734AIon chromatography using frequent regeneration of batch-type suppressorDIONEX CORP·Filed 1995·Granted Jan 28, 1997·57 cites·17 claims
- 4579US10566782B2Safeguard of a supply voltageBECKHOFF AUTOMATION GMBH·Filed 2017·Granted Feb 18, 2020·2 cites·18 claims
- 4679US8465982B2Ion chromatography systems with flow-delay eluent recycleLIU YAN·Filed 2011·Granted Jun 18, 2013·2 cites·12 claims
- 4779US6074541APreformed polymer coating process and productDIONEX CORP·Filed 1997·Granted Jun 13, 2000·42 cites·13 claims
- 4878US11105782B2Fast startup ion chromatography system and methodsDIONEX CORP·Filed 2017·Granted Aug 31, 2021·1 cites·20 claims
- 4978US10379090B2Charge reversible ion exchange resins, chromatography column, method, and system thereofDIONEX CORP·Filed 2016·Granted Aug 13, 2019·1 cites·38 claims
- 5078US9188573B2Multichannel ion chromatography system and methodLIU YAN·Filed 2010·Granted Nov 17, 2015·4 cites·20 claims
Showing the top 50 of 150 patent records by PatentIndex Score.
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