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Class Information
Number: 250/282
Name: Radiant energy > Ionic separation or analysis > Methods
Description: Subject matter comprising processes including the steps of selecting ions of one mass-to-charge ratio from ions of different mass-to-charge ratios and detecting or accumulating the selected ions.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6331702 |
Spectrometer provided with pulsed ion source and transmission device to damp ion motion and method of use |
Dec. 18, 2001 |
| 6329652 |
Method for comparison of similar samples in liquid chromatography/mass spectrometry |
Dec. 11, 2001 |
| 6329653 |
Photoionization mass spectrometer |
Dec. 11, 2001 |
| 6329654 |
Multipole rod construction for ion guides and mass spectrometers |
Dec. 11, 2001 |
| 6323455 |
Separation of isotopes by ionisation for processing of nuclear fuel materials |
Nov. 27, 2001 |
| 6323482 |
Ion mobility and mass spectrometer |
Nov. 27, 2001 |
| 6297058 |
Process for determining impurities in refractory materials |
Oct. 2, 2001 |
| 6297500 |
Quadrupole RF ion traps for mass spectrometers |
Oct. 2, 2001 |
| 6297501 |
Simultaneous detection isotopic ratio mass spectrometer |
Oct. 2, 2001 |
| 6291820 |
Highly charged ion secondary ion mass spectroscopy |
Sep. 18, 2001 |
| 6288389 |
Method of fast evaluation of analytical mass spectra |
Sep. 11, 2001 |
| 6274866 |
Systems and methods of mass spectrometry |
Aug. 14, 2001 |
| 6271037 |
Method and product for the sequence determination of peptides using a mass spectrometer |
Aug. 7, 2001 |
| 6271519 |
Analysis of semiconductor surfaces by secondary ion mass spectrometry |
Aug. 7, 2001 |
| 6268220 |
Diagnostic method for atherosclerosis |
Jul. 31, 2001 |
| 6265714 |
Mass spectrometer and method of monitoring degradation of its detector |
Jul. 24, 2001 |
| 6265717 |
Inductively coupled plasma mass spectrometer and method |
Jul. 24, 2001 |
| 6253162 |
Method of identifying features in indexed data |
Jun. 26, 2001 |
| 6248997 |
Method of analyzing substances existing in gas |
Jun. 19, 2001 |
| 6245506 |
Integrated sequencing device |
Jun. 12, 2001 |
| 6239428 |
Ion mobility spectrometers and methods |
May. 29, 2001 |
| 6232600 |
Analysis of semiconductor surfaces by secondary ion mass spectrometry |
May. 15, 2001 |
| 6228654 |
Methods for structure analysis of oligosaccharides |
May. 8, 2001 |
| 6229141 |
Analysis of alkali elements in insulators using secondary ion mass spectrometry |
May. 8, 2001 |
| 6225624 |
Precision pressure monitor |
May. 1, 2001 |
| 6207954 |
Multiple sample introduction mass spectrometry |
Mar. 27, 2001 |
| 6207955 |
Pneumatically assisted electrospray device with alternating pressure gradients for mass spectrometry |
Mar. 27, 2001 |
| 6204500 |
Mass spectrometry from surfaces |
Mar. 20, 2001 |
| 6204510 |
Device and method for ion acceleration |
Mar. 20, 2001 |
| 6198096 |
High duty cycle pseudo-noise modulated time-of-flight mass spectrometry |
Mar. 6, 2001 |
| 6194716 |
Method for mass calibration |
Feb. 27, 2001 |
| 6194717 |
Quadrupole mass analyzer and method of operation in RF only mode to reduce background signal |
Feb. 27, 2001 |
| 6191417 |
Mass spectrometer including multiple mass analysis stages and method of operation, to give improved resolution |
Feb. 20, 2001 |
| 6188064 |
Mass spectrometry method for accurate mass determination of unknown ions |
Feb. 13, 2001 |
| 6177266 |
Rapid identification of bacteria by mass spectrometry |
Jan. 23, 2001 |
| 6177668 |
Axial ejection in a multipole mass spectrometer |
Jan. 23, 2001 |
| 6175111 |
Method for diagnosis of components inside turbine generator |
Jan. 16, 2001 |
| 6175112 |
On-line liquid sample deposition interface for matrix assisted laser desorption ionization-time of flight (MALDI-TOF) mass spectroscopy |
Jan. 16, 2001 |
| 6166378 |
Method for improved signal-to-noise for multiply charged ions |
Dec. 26, 2000 |
| 6160256 |
Time-of-flight mass spectrometer and mass spectrometric method sing same |
Dec. 12, 2000 |
| 6147344 |
Method for identifying compounds in a chemical mixture |
Nov. 14, 2000 |
| 6147347 |
Ion source and mass spectrometer instrument using the same |
Nov. 14, 2000 |
| 6147348 |
Method for performing a scan function on quadrupole ion trap mass spectrometers |
Nov. 14, 2000 |
| 6140048 |
System for distinguishing fluorescent molecule groups by time resolved fluorescence measurement |
Oct. 31, 2000 |
| 6140638 |
Bandpass reactive collision cell |
Oct. 31, 2000 |
| 6140641 |
Ion-trap mass analyzing apparatus and ion trap mass analyzing method |
Oct. 31, 2000 |
| 6130426 |
Kinetic energy focusing for pulsed ion desorption mass spectrometry |
Oct. 10, 2000 |
| 6130436 |
Acceleration and analysis architecture for ion implanter |
Oct. 10, 2000 |
| RE36906 |
Quadrupole ion trap with switchable multipole fractions |
Oct. 10, 2000 |
| 6124591 |
Method of ion fragmentation in a quadrupole ion trap |
Sep. 26, 2000 |
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