ClassID:

205630

H01J49/4285 - CPC Classification

Classification description:

Particle spectrometers or separator tubes; Mass spectrometers or separator tubes; Dynamic spectrometers; Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons; Methods for controlling ions; Ejection and selection methods Applying a resonant signal, e.g. selective resonant ejection matching the secular frequency of ions

Recent Application in this class:
#1
20240404820
2024-12-05

Capacitive Coupling Compensation for Direct Current Electrodes in Ion Traps

#2
20240312773
2024-09-19

ION CYCLOTRON RESONANCE SEPARATOR APPARATUS AND METHOD OF USE THEREOF

#3
20220360286
2022-11-10

Coupled-amplifier multi-frequency circuit topologies applicable to mass spectrometer radio-frequency drive systems

#4
20210050206
2021-02-18

Ion traps that apply an inverse mathieu q scan

#5
20210013915
2021-01-14

Coupled-amplifier multi-frequency circuit topologies applicable to mass spectrometer radio-frequency drive systems

#6
20200194249
2020-06-18

Traveling wave multipole

#7
20200043715
2020-02-06

Ion resonance excitation operation method and device by applying a quadrupolar electric field combined with a dipolar electric field

#8
20190057856
2019-02-21

Ion traps that apply an inverse Mathieu q scan

#9
20180204714
2018-07-19

Systems and methods for ejection of ions from an ion trap

#10
20170221695
2017-08-03

Systems and methods for ejection of ions from an ion trap

#11
20170140916
2017-05-18

Ion trap with spatially extended ion trapping region

#12
20170098536
2017-04-06

Systems and methods for multipole operation

#13
20160240360
2016-08-18

Flow through MSfor improved selectivity

#14
20160217991
2016-07-28

Multiplexed precursor isolation for mass spectrometry

#15
20160217987
2016-07-28

Multiplexed precursor isolation for mass spectrometry

#16
20150303047
2015-10-22

Ion trap analyzer and ion trap mass spectrometry analysis method

#17
20150294850
2015-10-15

Ion trap with spatially extended ion trapping region

#18
20150279640
2015-10-01

Methods and apparatus for increased ion throughput in tandem mass spectrometers

#19
20150255263
2015-09-10

Ion selection method in ion trap and ion trap system

#20
20130240724
2013-09-19

Methods and systems for providing a substantially quadrupole field with significant hexapole and octapole components

#21
20130032709
2013-02-07

Step-scan ion trap mass spectrometry for high speed proteomics

#22
20110049358
2011-03-03

Linear ion trap

#23
20080078927
2008-04-03

Method for axial ejection and in-trap fragmentation using auxiliary electrodes in a multipole mass spectrometer

#24
20080017789
2008-01-24

Method of operating a mass spectrometer to provide resonant excitation ion transfer

#25
14866013
2016-12-20

Systems and methods for multipole operation