Inventor · disambiguated record
Joseph A. Jarrell
Also filed as: JARRELL JOSEPH · JARRELL JOSEPH A
46 granted patents·9 pending applications·635 citations·filing 1992–2024
98Inventor score
Files withWATERS TECHNOLOGIES CORP29JARRELL JOSEPH A9WATERS INVESTMENTS LTD9MICROMASS LTD2MILLIPORE CORP2
Top patents by PatentIndex Score
55 records- 0195US5828062AIonization electrospray apparatus for mass spectrometryWATERS INVESTMENTS LTD·Filed 1997·Granted Oct 27, 1998·113 cites·7 claims
- 0292US6278111B1Electrospray for chemical analysisWATERS INVESTMENTS LTD·Filed 1998·Granted Aug 21, 2001·86 cites·21 claims
- 0389US6396057B1Electrospray and other LC/MS interfacesWATERS INVESTMENTS LTD·Filed 2000·Granted May 28, 2002·37 cites·5 claims
- 0489US5436446AAnalyzing time modulated electrosprayWATERS INVESTMENTS LTD·Filed 1994·Granted Jul 25, 1995·53 cites·10 claims
- 0588US10413846B2Techniques for thermally insulating a liquid chromatographic columnWATERS TECHNOLOGIES CORP·Filed 2013·Granted Sep 17, 2019·6 cites·20 claims
- 0688US5306910ATime modulated electrified spray apparatus and processMILLIPORE CORP·Filed 1992·Granted Apr 26, 1994·71 cites·18 claims
- 0787US8089627B2Evaporative light scattering detectorJARRELL JOSEPH A·Filed 2011·Granted Jan 3, 2012·6 cites·6 claims
- 0887US7911609B2Evaporative light scattering detectorWATERS TECHNOLOGIES CORP·Filed 2006·Granted Mar 22, 2011·11 cites·36 claims
- 0987US5304798AHousing for converting an electrospray to an ion streamMILLIPORE CORP·Filed 1992·Granted Apr 19, 1994·56 cites·7 claims
- 1086US8642952B2Apparatus and methods for gas chromatography-mass spectrometryJARRELL JOSEPH A·Filed 2010·Granted Feb 4, 2014·7 cites·23 claims
- 1185US8641882B2Capillary column cartridgeJARRELL JOSEPH A·Filed 2011·Granted Feb 4, 2014·5 cites·23 claims
- 1285US7847936B2Evaporative light scattering device and methods of use thereofWATERS TECHNOLOGIES CORP·Filed 2008·Granted Dec 7, 2010·9 cites·44 claims
- 1384US6071610AEnhanced resolution matrix-laser desorption and ionization TOF-MS sample surfaceWATERS INVESTMENTS LTD·Filed 1997·Granted Jun 6, 2000·54 cites·18 claims
- 1482US9305761B2Ion source for mass spectrometer and method of producing analyte ion streamWATERS TECHNOLOGIES CORP·Filed 2014·Granted Apr 5, 2016·4 cites·22 claims
- 1581US6525314B1Compact high-performance mass spectrometerWATERS INVESTMENTS LTD·Filed 1999·Granted Feb 25, 2003·37 cites·20 claims
- 1681US6376044B1Enhanced resolution matrix-laser desorption and ionization TOF-MS sample surfaceWATERS INVESTMENTS LTD·Filed 2000·Granted Apr 23, 2002·16 cites·1 claims
- 1779US9744477B2Purge method for low pressure gradient formation liquid chromatographyWATERS TECHNOLOGIES CORP·Filed 2015·Granted Aug 29, 2017·2 cites·5 claims
- 1878US10371673B2Carbon dioxide based chromatography systems including multiple carbon dioxide pumpsWATERS TECHNOLOGIES CORP·Filed 2018·Granted Aug 6, 2019·1 cites·10 claims
- 1975US8294091B2Methods and apparatus for performing gas and liquid mass spectrometryJARRELL JOSEPH A·Filed 2009·Granted Oct 23, 2012·3 cites·12 claims
- 2073US8449746B2Systems and methods for coupling molecule separation devices to analytical instrumentsJARRELL JOSEPH A·Filed 2011·Granted May 28, 2013·2 cites·18 claims
- 2173US6558744B2Enhanced resolution matrix-laser desorption and ionization TOF-MS sample surfaceWATERS INVESTMENTS LTD·Filed 2000·Granted May 6, 2003·9 cites·7 claims
- 2272US9496125B2Interfacing with a digital microfluidic deviceBUNNER BERNARD·Filed 2009·Granted Nov 15, 2016·3 cites·13 claims
- 2370US10312069B2Dual mode ionization deviceWATERS TECHNOLOGIES CORP·Filed 2017·Granted Jun 4, 2019·1 cites·11 claims
- 2470US8389932B2Stacked-electrode peptide-fragmentation deviceLI GUO-ZHONG·Filed 2009·Granted Mar 5, 2013·3 cites·17 claims
- 2569US11273390B2Techniques for thermally insulating a liquid chromatographic columnWATERS TECHNOLOGIES CORP·Filed 2019·Granted Mar 15, 2022·0 cites·14 claims
- 2669US8973427B2Apparatus and methods for the measurement of mass related parametersJARRELL JOSEPH A·Filed 2009·Granted Mar 10, 2015·2 cites·34 claims
- 2768US11842891B2Ion detectorWATERS TECHNOLOGIES CORP·Filed 2021·Granted Dec 12, 2023·0 cites·12 claims
- 2868US6140640AElectrospray deviceWATER INVEST LTD·Filed 1999·Granted Oct 31, 2000·23 cites·14 claims
- 2968US2024345037A1Charged aerosol detectorsWATERS TECHNOLOGIES CORP·Filed 2024·Application pending·0 cites
- 3066US8232521B2Device and method for analyzing a sampleJARRELL JOSEPH A·Filed 2008·Granted Jul 31, 2012·1 cites·34 claims
- 3166US7863561B2Mass-spectrometer interface housingWATERS TECHNOLOGIES CORP·Filed 2006·Granted Jan 4, 2011·2 cites·20 claims
- 3265US12431343B2Inductive detector with integrated amplifierWATERS TECHNOLOGIES CORP·Filed 2022·Granted Sep 30, 2025·0 cites·17 claims
- 3363US8035088B2Device, apparatus and methods for mass spectrometryWATERS TECHNOLOGIES CORP·Filed 2008·Granted Oct 11, 2011·3 cites·29 claims
- 3461US9929000B2Method and an apparatus for ionizing a sampleWATERS TECHNOLOGIES CORP·Filed 2014·Granted Mar 27, 2018·0 cites·9 claims
- 3561US2020006044A1Ion inlet assemblyMICROMASS LTD·Filed 2019·Application pending·0 cites
- 3660US10446378B2Ion inlet assemblyMICROMASS LTD·Filed 2014·Granted Oct 15, 2019·0 cites·20 claims
- 3760US8834796B2Chromatographic optical detection systemWATERS TECHNOLOGIES CORP·Filed 2013·Granted Sep 16, 2014·1 cites·15 claims
- 3857US10753916B2Systems, methods, and devices for detecting leaks in a chromatography systemWATERS TECHNOLOGIES CORP·Filed 2018·Granted Aug 25, 2020·0 cites·5 claims
- 3957US10192725B2Atmospheric interface for electrically grounded electrosprayWATERS TECHNOLOGIES CORP·Filed 2014·Granted Jan 29, 2019·0 cites·15 claims
- 4056US11205566B2Apparatus and method for contactless sampling of solutions and interface to mass spectrometryWATERS TECHNOLOGIES CORP·Filed 2020·Granted Dec 21, 2021·0 cites·14 claims
- 4155US11185795B2Techniques for thermally insulating a chromatographic columnWATERS TECHNOLOGIES CORP·Filed 2017·Granted Nov 30, 2021·0 cites·25 claims
- 4255US2023187198A1Method of operating a charge detection mass spectrometer and a charge detection mass spectrometerWATERS TECHNOLOGIES CORP·Filed 2022·Application pending·0 cites
- 4353US2013020483A1Apparatus for photoionization of an analyte in an eluent of a chromatography columnWATERS TECHNOLOGIES CORP·Filed 2011·Application pending·0 cites
- 4452US9905409B2Devices and methods for performing mass analysisJARRELL JOSEPH A·Filed 2008·Granted Feb 27, 2018·0 cites·48 claims
- 4552US9362098B2Ion optical elementWATERS TECHNOLOGIES CORP·Filed 2014·Granted Jun 7, 2016·0 cites·21 claims
- 4652US7897917B2Methods and apparatus for performing chromatography and mass spectroscopy with supercritical fluid samplesWATERS TECHNOLOGIES CORP·Filed 2008·Granted Mar 1, 2011·0 cites·11 claims
- 4752US2011121093A1Apparatus And Methods For Making Analyte ParticlesWATERS TECHNOLOGIES CORP·Filed 2009·Application pending·0 cites
- 4852US2020393410A1Techniques for mass analysis of aerosol particlesWATERS TECHNOLOGIES CORP·Filed 2020·Application pending·0 cites
- 4951US10438689B2Method and system for screening of cells and organoidsWATERS TECHNOLOGIES CORP·Filed 2018·Granted Oct 8, 2019·0 cites·8 claims
- 5050US10183238B2Flow splitting in supercritical fluid chromatography systemsWATERS TECHNOLOGIES CORP·Filed 2013·Granted Jan 22, 2019·0 cites·9 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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