ClassID:

205625

H01J49/426 - 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

Sub-classes:
Recent Application in this class:
#1
20260112596
2026-04-23

Park Mass Over-Resolved Bandpass to Reduce Ion Path Contamination

#2
20250279272
2025-09-04

SEQUENTIAL PASS EXPRESS CHARGE DETECTION MASS ANALYZER

#3
20250174445
2025-05-29

MASS SPECTROMETRIC DETERMINATION OF FATTY ACIDS

#4
20240355613
2024-10-24

CONDITIONAL OPERATIONS IN QUANTUM OBJECT CONFINEMENT APPARATUS USING BROADCASTED CONTROL VOLTAGE SIGNALS

#5
20240321566
2024-09-26

MASS SPECTROMETER

#6
20240304433
2024-09-12

Feedback Control Of High-Vaccum Cold-Ion Sources Using Rydberg Atom Spectroscopy

#7
20240274429
2024-08-15

Methods and Systems for Injecting Ions into an Electrostatic Linear Ion Trap

#8
20240203723
2024-06-20

Magnetic Field Coil Integrated into Ion Trap

#9
20240047186
2024-02-08

Mass spectrometric determination of fatty acids

#10
20230360899
2023-11-09

COLLISION CELL WITH ENHANCED ION BEAM FOCUSING AND TRANSMISSION

#11
20230290630
2023-09-14

Signal-to-Noise Improvement in Fourier Transform Quadrupole Mass Spectrometer

#12
20230243787
2023-08-03

GAS CHROMATOGRAPH MASS SPECTROMETER

#13
20230215719
2023-07-06

MASS SPECTROMETER

#14
20230197430
2023-06-22

Multi-atomic object crystal transport through atomic object confinement apparatus junction

#15
20230178355
2023-06-08

ION TRAP SYSTEM AND ION TRAPPING METHOD

#16
20230154741
2023-05-18

Instrument for separating ions including an electrostatic linear ion trap to simultaneously trap multiple ions

#17
20230035427
2023-02-02

Multi-atomic object crystal transport through atomic object confinement apparatus junction

#18
20220392756
2022-12-08

SYSTEMS AND METHODS FOR ISOLATING A TARGET ION IN AN ION TRAP

#19
20220293405
2022-09-15

Optimizing mass spectra signal quality

#20
20220261681
2022-08-18

DEVICE FOR CONTROLLING TRAPPED IONS AND INCLUDING A DELTA/SIGMA DAC MODULE

#21
20220199392
2022-06-23

Ion centrifuge ion separation apparatus and mass spectrometer system

#22
20220155318
2022-05-19

Background reduction in top-down antibody analysis

#23
20220130654
2022-04-28

Surface-induced dissociation devices and methods

#24
20220122831
2022-04-21

Ion trap array for high throughput charge detection mass spectrometry

#25
20220051887
2022-02-17

Ion injection into an electrostatic linear ion trap using Zeno pulsing

#26
20220028677
2022-01-27

Effective potential matching at boundaries of segmented quadrupoles in a mass spectrometer

#27
20220013350
2022-01-13

Apparatus and method for simultaneously analyzing multiple ions with an electrostatic linear ion trap

#28
20210280403
2021-09-09

Mass spectrometric determination of fatty acids

#29
20210217606
2021-07-15

Ion trap array for high throughput charge detection mass spectrometry

#30
20210217605
2021-07-15

Mass spectrometer

#31
20210210335
2021-07-08

Apparatus and method for capturing ions in an electrostatic linear ion trap

#32
20210134583
2021-05-06

ION GUIDE DEVICE WITH DC FIELD AND ASSOCIATED METHODS

#33
20210090870
2021-03-25

Apparatus and methods for reduced neutral contamination in a mass spectrometer

#34
20210050206
2021-02-18

Ion traps that apply an inverse mathieu q scan

#35
20200294784
2020-09-17

Ion trapping scheme with improved mass range

#36
20200194244
2020-06-18

Collision cell with enhanced ion beam focusing and transmission

#37
20200161114
2020-05-21

MASS SPECTROMETER AND MASS SPECTROMETRY SYSTEM

#38
20200136555
2020-04-30

FREQUENCY SWITCHING METHOD APPLICABLE TO MASS SPECTROMETER MULTIPOLE RF DRIVE SYSTEMS

#39
20200090920
2020-03-19

Method for analyzing a gas by mass spectrometry, and mass spectrometer

#40
20200049660
2020-02-13

Trapped ion mobility spectrometer with high ion storage capacity

#41
20200027714
2020-01-23

Quadrupole mass analyzer and method of mass analysis

#42
20190393023
2019-12-26

Method of separating different ions having similar mass to charge ratios

#43
20190333751
2019-10-31

Segmented linear ion trap for enhanced ion activation and storage

#44
20190287783
2019-09-19

Mass analysis apparatus and mass analysis method

#45
20190272987
2019-09-05

Sample preparation apparatus and method for elemental analysis spectrometer

#46
20190221413
2019-07-18

Mass spectrometric determination of fatty acids

#47
20190198309
2019-06-27

Mass spectrometry system and working method and application thereof, and sampling device used therein

#48
20190122879
2019-04-25

Methods for operating electrostatic trap mass analyzers

#49
20190057856
2019-02-21

Ion traps that apply an inverse Mathieu q scan

#50
20190057855
2019-02-21

Surface ion trap having a trapping location whose position is controllable in three dimensions with high precision

#51
20190051506
2019-02-14

Ion injection method into side-on FT-ICR mass spectrometers

#52
20190043706
2019-02-07

Systems and methods for isolating a target ion in an ion trap using a dual frequency waveform

#53
20190035617
2019-01-31

Tuning multipole RF amplitude for ions not present in calibrant

#54
20180284065
2018-10-04

Tandem mass spectrometer

#55
20180174819
2018-06-21

Segmented linear ion trap for enhanced ion activation and storage

#56
20180144921
2018-05-24

Multi-reflecting TOF mass spectrometer

#57
20180108522
2018-04-19

IMR-MS device

#58
20180076013
2018-03-15

Sample preparation apparatus and method for elemental analysis spectrometer

#59
20180068842
2018-03-08

Method for examining a gas by mass spectrometry and mass spectrometer

#60
20180061625
2018-03-01

Methods for operating electrostatic trap mass analyzers

#61
20170350860
2017-12-07

Trapped ion mobility spectrometer with high ion storage capacity

#62
20170345636
2017-11-30

Systems and methods for reducing the kinetic energy spread of ions radially ejected from a linear ion trap

#63
20170301529
2017-10-19

High duty cycle ion spectrometer

#64
20170287692
2017-10-05

Combined mass-to-charge ratio and charge state selection in tandem mass spectrometry

#65
20170263429
2017-09-14

RF ion guide

#66
20170221694
2017-08-03

Segmented linear ion trap for enhanced ion activation and storage

#67
20170133214
2017-05-11

Mass spectrometers having real time ion isolation signal generators

#68
20170062199
2017-03-02

Identification and removal of chemical noise for improved MS and MS/MS analysis

#69
20160351380
2016-12-01

Mass spectrometric determination of fatty acids

#70
20160322209
2016-11-03

System for transferring ions in a mass spectrometer

#71
20160203962
2016-07-14

High duty cycle ion spectrometer

#72
20160181084
2016-06-23

Varying frequency during a quadrupole scan for improved resolution and mass range

#73
20160020082
2016-01-21

Mass spectrometer with ion frequency selection

#74
20150294848
2015-10-15

Ion mobility separator with variable effective length

#75
20150287583
2015-10-08

High duty cycle ion spectrometer

#76
20150102217
2015-04-16

Introduction of ions into ion cyclotron resonance cells

#77
20150102215
2015-04-16

Collision cell multipole

#78
20140367568
2014-12-18

Anion generating and electron capture dissociation apparatus using cold electrons

#79
20140326870
2014-11-06

High duty cycle ion spectrometer

#80
20140224976
2014-08-14

Mass spectrometric determination of fatty acids

#81
20130282293
2013-10-24

METHOD AND APPARATUS FOR IDENTIFYING PROTEINS IN MIXTURES

#82
20130068944
2013-03-21

Control of ions

#83
20120329167
2012-12-27

Mass spectrometric determination of fatty acids

#84
20120267522
2012-10-25

Method and apparatus for identifying proteins in mixtures

#85
20120160998
2012-06-28

Mass spectrometer

#86
20110260049
2011-10-27

Method and apparatus for identifying proteins in mixtures

#87
20110108725
2011-05-12

Non-destructive, high order harmonic ion motion image current detection

#88
20110095180
2011-04-28

Mass spectrometer

#89
20100327157
2010-12-30

Mass spectrometer

#90
20100127167
2010-05-27

Atmospheric pressure ion trap

#91
20100108879
2010-05-06

Combined mass-to-charge ratio and charge state selection in tandem mass spectrometry

#92
20090256067
2009-10-15

Electron capture dissociation in radiofrequency ion traps

#93
20090194684
2009-08-06

Method of operating a linear ion trap to provide low pressure short time high amplitude excitation with pulsed pressure

#94
20090194681
2009-08-06

Method and apparatus for response and tune locking of a mass spectrometer

#95
20080217527
2008-09-11

Chemical structure-insensitive method and apparatus for dissociating ions

#96
20080070314
2008-03-20

Method and apparatus for identifying proteins in mixtures

#97
15662811
2018-08-21

Tuning multipole RF amplitude for ions not present in calibrant