Assignee
MDS INC
CA·71 granted patents·1 pending application·3,215 citations·filing 1997–2007
Top patents by PatentIndex Score
72 records- 0199US6177668B1Axial ejection in a multipole mass spectrometerMDS INC·Filed 1998·Granted Jan 23, 2001·332 cites·48 claims
- 0299US5847386ASpectrometer with axial fieldMDS INC·Filed 1997·Granted Dec 8, 1998·433 cites·17 claims
- 0398US6504148B1Quadrupole mass spectrometer with ION traps to enhance sensitivityMDS INC·Filed 1999·Granted Jan 7, 2003·165 cites·20 claims
- 0497US6744043B2Ion mobilty spectrometer incorporating an ion guide in combination with an MS deviceMDS INC·Filed 2001·Granted Jun 1, 2004·161 cites·43 claims
- 0597US6140638ABandpass reactive collision cellMDS INC·Filed 1998·Granted Oct 31, 2000·141 cites·60 claims
- 0696US7259371B2Method and apparatus for improved sensitivity in a mass spectrometerMDS INC·Filed 2005·Granted Aug 21, 2007·38 cites·20 claims
- 0796US6586731B1High intensity ion source apparatus for mass spectrometryMDS INC·Filed 2000·Granted Jul 1, 2003·89 cites·51 claims
- 0895US7456388B2Ion guide for mass spectrometerMDS INC·Filed 2005·Granted Nov 25, 2008·34 cites·26 claims
- 0995US7256395B2Method and apparatus for improved sensitivity in a mass spectrometerMDS INC·Filed 2005·Granted Aug 14, 2007·30 cites·20 claims
- 1095US7176454B2Ion sources for mass spectrometryMDS INC·Filed 2005·Granted Feb 13, 2007·33 cites·20 claims
- 1195US6507019B2MS/MS scan methods for a quadrupole/time of flight tandem mass spectrometerMDS INC·Filed 2001·Granted Jan 14, 2003·88 cites·16 claims
- 1294US7365319B2Method for providing barrier fields at the entrance and exit end of a mass spectrometerMDS INC·Filed 2006·Granted Apr 29, 2008·21 cites·2 claims
- 1394US7126114B2Method and system for mass analysis of samplesMDS INC·Filed 2005·Granted Oct 24, 2006·36 cites·31 claims
- 1494US7109480B2Ion source and methods for MALDI mass spectrometryMDS INC·Filed 2005·Granted Sep 19, 2006·24 cites·14 claims
- 1594US6720554B2Triple quadrupole mass spectrometer with capability to perform multiple mass analysis stepsMDS INC·Filed 2001·Granted Apr 13, 2004·45 cites·27 claims
- 1694US6285027B1MS/MS scan methods for a quadrupole/time of flight tandem mass spectrometerMDS INC·Filed 1999·Granted Sep 4, 2001·119 cites·6 claims
- 1793US6093929AHigh pressure MS/MS systemMDS INC·Filed 1998·Granted Jul 25, 2000·91 cites·9 claims
- 1892US7227137B2Fragmentation of ions by resonant excitation in a high order multipole field, low pressure ion trapMDS INC·Filed 2003·Granted Jun 5, 2007·39 cites·10 claims
- 1992US7145133B2Apparatus and method for MSnth in a tandem mass spectrometer systemMDS INC·Filed 2001·Granted Dec 5, 2006·50 cites·52 claims
- 2092US6713757B2Controlling the temporal response of mass spectrometers for mass spectrometryMDS INC·Filed 2001·Granted Mar 30, 2004·52 cites·39 claims
- 2192US6703607B2Axial ejection resolution in multipole mass spectrometersMDS INC·Filed 2002·Granted Mar 9, 2004·49 cites·15 claims
- 2292US6627876B2Method of reducing space charge in a linear ion trap mass spectrometerMDS INC·Filed 2002·Granted Sep 30, 2003·37 cites·6 claims
- 2391US7358488B2Mass spectrometer multiple device interface for parallel configuration of multiple devicesMDS INC·Filed 2005·Granted Apr 15, 2008·17 cites·24 claims
- 2491US7265368B2Ion optical mounting assembliesMDS INC·Filed 2005·Granted Sep 4, 2007·17 cites·20 claims
- 2591USRE39353EMass spectrometer system and method for matrix-assisted laser desorption measurementsMDS INC·Filed 2001·Granted Oct 17, 2006·38 cites·94 claims
- 2691US6933497B2Time-of-flight mass analyzer with multiple flight pathsMDS INC·Filed 2002·Granted Aug 23, 2005·36 cites·36 claims
- 2791US6627912B2Method of operating a mass spectrometer to suppress unwanted ionsMDS INC·Filed 2001·Granted Sep 30, 2003·34 cites·25 claims
- 2891US6534765B1Atmospheric pressure photoionization (APPI): a new ionization method for liquid chromatography-mass spectrometryMDS INC·Filed 2000·Granted Mar 18, 2003·72 cites·28 claims
- 2991US5969352ASpray chamber with dryerMDS INC·Filed 1997·Granted Oct 19, 1999·89 cites·28 claims
- 3090US6525312B1Mass spectrometer with method for real time removal of background signalMDS INC·Filed 2000·Granted Feb 25, 2003·36 cites·11 claims
- 3189US7459679B2Method and apparatus for mass selective axial transport using pulsed axial fieldMDS INC·Filed 2006·Granted Dec 2, 2008·13 cites·22 claims
- 3289US6759650B2Method of and apparatus for ionizing an analyte and ion source probe for use therewithMDS INC·Filed 2002·Granted Jul 6, 2004·37 cites·39 claims
- 3388US7135296B2Elemental analysis of tagged biologically active materialsMDS INC·Filed 2001·Granted Nov 14, 2006·42 cites·27 claims
- 3488US6909089B2Methods and apparatus for reducing artifacts in mass spectrometersMDS INC·Filed 2003·Granted Jun 21, 2005·31 cites·34 claims
- 3588US6700120B2Method for improving signal-to-noise ratios for atmospheric pressure ionization mass spectrometryMDS INC·Filed 2000·Granted Mar 2, 2004·25 cites·27 claims
- 3688US6590204B2Method for reducing chemical background in mass spectraMDS INC·Filed 2001·Granted Jul 8, 2003·32 cites·14 claims
- 3787US7030373B2MALDI plate construction with gridMDS INC·Filed 2003·Granted Apr 18, 2006·25 cites·17 claims
- 3887US6815673B2Use of notched broadband waveforms in a linear ion trapMDS INC·Filed 2002·Granted Nov 9, 2004·47 cites·14 claims
- 3987US6630665B2Device and method preventing ion source gases from entering reaction/collision cells in mass spectrometryMDS INC·Filed 2000·Granted Oct 7, 2003·25 cites·10 claims
- 4086US6841774B1Sample introduction device for mass spectrometry using a fast fluidic system to synchronize multiple parallel liquid sample streamsMDS INC·Filed 2001·Granted Jan 11, 2005·26 cites·28 claims
- 4185US7541575B2Fragmenting ions in mass spectrometryMDS INC·Filed 2007·Granted Jun 2, 2009·12 cites·12 claims
- 4284US7141789B2Method and apparatus for providing two-dimensional substantially quadrupole fields having selected hexapole componentsMDS INC·Filed 2004·Granted Nov 28, 2006·24 cites·62 claims
- 4384US7060972B2Triple quadrupole mass spectrometer with capability to perform multiple mass analysis stepsMDS INC·Filed 2004·Granted Jun 13, 2006·19 cites·23 claims
- 4483US7589318B2Mass defect triggered information dependent acquisitionMDS INC·Filed 2007·Granted Sep 15, 2009·7 cites·12 claims
- 4583US6849848B2Method and apparatus for cooling and focusing ionsMDS INC·Filed 2002·Granted Feb 1, 2005·22 cites·48 claims
- 4682US7009174B2Dynamic background signal exclusion in chromatography/mass spectrometry data-dependent, data acquisitionMDS INC·Filed 2004·Granted Mar 7, 2006·18 cites·20 claims
- 4782US6015972ABoundary activated dissociation in rod-type mass spectrometerMDS INC·Filed 1998·Granted Jan 18, 2000·36 cites·9 claims
- 4881US6784422B2Parallel sample introduction electrospray mass spectrometer with electronic indexing through multiple ion entrance orificesMDS INC·Filed 2000·Granted Aug 31, 2004·17 cites·18 claims
- 4981US6194717B1Quadrupole mass analyzer and method of operation in RF only mode to reduce background signalMDS INC·Filed 1999·Granted Feb 27, 2001·36 cites·21 claims
- 5080US6995363B2Reduction of matrix interference for MALDI mass spectrometry analysisMDS INC·Filed 2004·Granted Feb 7, 2006·19 cites·12 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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