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Class Information
Number: 250/292
Name: Radiant energy > Ionic separation or analysis > Cyclically varying ion selecting field means > Laterally resonant ion path
Description: Subject matter wherein the selecting means comprises field means causing alternating deflection of the ions normal to their general forward motion.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8278618 Collision cell Oct. 2, 2012
8278622 Method and apparatus to accurately discriminate gas phase ions with several filtering devices in tandem Oct. 2, 2012
8278619 Mass spectrometry Oct. 2, 2012
8258464 Mass spectrometer and methods for detecting large biomolecules Sep. 4, 2012
8258470 Radio frequency lens for introducing ions into a quadrupole mass analyzer Sep. 4, 2012
8253097 Mass spectrometer and method of mass spectrometry Aug. 28, 2012
8247763 Ion trap time-of-flight mass spectrometer Aug. 21, 2012
8237118 Partial ovoidal FAIMS electrode Aug. 7, 2012
8237109 Methods for fragmenting ions in a linear ion trap Aug. 7, 2012
8227750 Method and apparatus for nano-capillary/micro electrospray for use in liquid chromatography-mass spectrometry Jul. 24, 2012
8227748 Confining positive and negative ions in a linear RF ion trap Jul. 24, 2012
8227751 Mass spectrometer Jul. 24, 2012
8227747 Single molecule mass spectroscopy enabled by nanoelectromechanical systems (NEMS-MS) Jul. 24, 2012
8222597 Ion guide for mass spectrometers Jul. 17, 2012
8217344 Differential mobility spectrometer pre-filter assembly for a mass spectrometer Jul. 10, 2012
8212208 Linear ion trap Jul. 3, 2012
8207491 Mass spectrometer Jun. 26, 2012
8207492 Chemical detection system and method using a capacitive trans impedance amplifier Jun. 26, 2012
8207494 Laser ablation flowing atmospheric-pressure afterglow for ambient mass spectrometry Jun. 26, 2012
8198582 Method and apparatus for thermalization of ions Jun. 12, 2012
8198580 Differential-pressure dual ion trap mass analyzer and methods of use thereof Jun. 12, 2012
8198581 Electrostatic trap Jun. 12, 2012
8193489 Converging multipole ion guide for ion beam shaping Jun. 5, 2012
8193490 High mass resolution with ICR measuring cells Jun. 5, 2012
8188426 Quadropole mass spectrometer May. 29, 2012
8178835 Prolonged ion resonance collision induced dissociation in a quadrupole ion trap May. 15, 2012
8173961 Ion trap mass spectrometer May. 8, 2012
8168944 Methods and systems for providing a substantially quadrupole field with a higher order component May. 1, 2012
8164056 Method for operating three-dimensional RF ion traps with high ion capture efficiency Apr. 24, 2012
8138474 Method and apparatus for digital differential ion mobility separation Mar. 20, 2012
8138472 Molecular ion accelerator Mar. 20, 2012
8134123 Mass spectrometer Mar. 13, 2012
8134120 Mass spectrometer Mar. 13, 2012
8129678 Method and apparatuses for ion cyclotron spectrometry Mar. 6, 2012
8124930 Multipole ion transport apparatus and related methods Feb. 28, 2012
8110798 Method for cooling ions in a linear ion trap Feb. 7, 2012
8101910 Method, system and apparatus for multiplexing ions in MS.sup.n mass spectrometry analysis Jan. 24, 2012
8093555 Mass spectrometer Jan. 10, 2012
8093553 Mass spectrometer Jan. 10, 2012
8084750 Curved ion guide with varying ion deflecting field and related methods Dec. 27, 2011
8084737 Array-based ion storage system and method therefor Dec. 27, 2011
8080788 Linear ion trap as ion reactor Dec. 20, 2011
8076637 Mass spectrometer Dec. 13, 2011
8067747 Parallel plate electrode arrangement apparatus and method Nov. 29, 2011
8049169 Ion guide device, ion reactor, and mass analyzer Nov. 1, 2011
8030612 High resolution excitation/isolation of ions in a low pressure linear ion trap Oct. 4, 2011
8030613 RF power supply for a mass spectrometer Oct. 4, 2011
8026478 Mass spectrometer Sep. 27, 2011
8022363 Ion trap mass spectrometer Sep. 20, 2011
8017909 Ion trap Sep. 13, 2011

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