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Class Information
Number: 250/291
Name: Radiant energy > Ionic separation or analysis > Cyclically varying ion selecting field means > Circular ion path
Description: Subject wherein the field means produces a desired ion path of motion containing a unidirectional curvature of greater than 180 degrees.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8704168 End cap voltage control of ion traps Apr. 22, 2014
8704172 Excitation of ions in an ICR-cell with structured trapping electrodes Apr. 22, 2014
8704173 Ion cyclotron resonance measuring cells with harmonic trapping potential Apr. 22, 2014
8674299 Mass spectrometric system Mar. 18, 2014
8669518 Mass spectrometer Mar. 11, 2014
8664593 Control of gas flow in high field asymmetric waveform ion mobility spectrometry Mar. 4, 2014
8653448 Method for analyzing glycan structure Feb. 18, 2014
8653447 Chromatograph mass spectrometer Feb. 18, 2014
8642945 Arrangement for a removable ion-optical assembly in a mass spectrometer Feb. 4, 2014
8642955 Toroidal ion trap mass analyzer with cylindrical electrodes Feb. 4, 2014
8610053 Inductively coupled plasma MS/MS mass analyzer Dec. 17, 2013
8598516 Method of mass-spectrometry and a device for its realization Dec. 3, 2013
8592750 Multi-electrode ion trap Nov. 26, 2013
8586917 Mass spectrometer device and method using scanned phase applied potentials in ion guidance Nov. 19, 2013
8541737 System and method for collisional activation of charged particles Sep. 24, 2013
8513592 Ion trap mass spectrometer Aug. 20, 2013
8507846 Step-scan ion trap mass spectrometry for high speed proteomics Aug. 13, 2013
8502137 Mass spectrometry systems Aug. 6, 2013
8492707 Method of detecting pneumocandin compounds Jul. 23, 2013
8492713 Multipole assembly and method for its fabrication Jul. 23, 2013
8481929 Lens free collision cell with improved efficiency Jul. 9, 2013
8481921 Tandem ion trapping arrangement Jul. 9, 2013
8476586 Portable ion trap mass spectrometer with metal hydride container as source of hydrogen buffer gas Jul. 2, 2013
8471199 Portable mass spectrometer with atmospheric pressure interface Jun. 25, 2013
8455819 Mass spectrometer device and method using scanned phase applied potentials in ion guidance Jun. 4, 2013
8440968 Ion-mobility analyser May. 14, 2013
8440967 Mass spectrometer May. 14, 2013
8440966 Fourier transform ion cyclotron resonance mass spectrometer using a cryo-detection system May. 14, 2013
8426803 Mass spectrometer Apr. 23, 2013
8426807 System and methods for determining molecules using mass spectrometry and related techniques Apr. 23, 2013
8426809 Apparatus and method for trapping charged particles and performing controlled interactions between them Apr. 23, 2013
8395112 Mass spectrometer and method for using same Mar. 12, 2013
8373120 Method and apparatus for ion manipulation using mesh in a radio frequency field Feb. 12, 2013
8362423 Ion trap Jan. 29, 2013
8362445 UV-LED ionization source and process for low energy photoemission ionization Jan. 29, 2013
8362414 Method and apparatus for providing a sample for a subsequent analysis Jan. 29, 2013
8354634 Mass spectrometer Jan. 15, 2013
8334502 Apparatus comprising an ion mobility spectrometer Dec. 18, 2012
8324565 Ion funnel for mass spectrometry Dec. 4, 2012
8324566 Isolation of ions in overloaded RF ion traps Dec. 4, 2012
8319180 Kingdon mass spectrometer with cylindrical electrodes Nov. 27, 2012
8309912 Atmospheric pressure ion trap Nov. 13, 2012
8309914 Method of operating a linear ion trap to provide low pressure short time high amplitude excitation with pulsed pressure Nov. 13, 2012
8309915 Mass spectrometer using an accelerating traveling wave Nov. 13, 2012
8304715 Ion cyclotron resonance mass spectrometer system and a method of operating the same Nov. 6, 2012
8304716 Sampling device for ion migration spectrometer and method for using the same, and ion migration spectrometer Nov. 6, 2012
8283628 Ion mobility spectrometer Oct. 9, 2012
8278619 Mass spectrometry Oct. 2, 2012
8278622 Method and apparatus to accurately discriminate gas phase ions with several filtering devices in tandem Oct. 2, 2012
8263932 Mass-analyzing method Sep. 11, 2012

1 2 3 4 5 6










 
 
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