Patents
Patents for H01J 49 - Particle spectrometers or separator tubes (20,265)
04/1993
04/29/1993WO1993008590A1 Power supply for multipolar mass filter
04/29/1993WO1993008589A1 Device for analyzing gas mixtures
04/27/1993US5206594 Apparatus and process for improved photoionization and detection
04/27/1993US5206509 Universal collisional activation ion trap mass spectrometry
04/27/1993US5206508 Tandem mass spectrometry systems based on time-of-flight analyzer
04/27/1993US5206507 Mass spectrometry method using filtered noise signal
04/27/1993US5206506 Ion processing: control and analysis
04/21/1993EP0537961A1 Charged particle energy analysers
04/20/1993US5204530 Noise reduction in negative-ion quadrupole mass spectrometry
04/14/1993EP0536930A1 Apparatus for interfacing liquid chromatography-mass spectrometry systems
04/13/1993US5202563 Tandem time-of-flight mass spectrometer
04/13/1993US5202562 High sensitive element analyzing method and apparatus of the same
04/13/1993US5202561 Device and method for analyzing ions of high mass
04/07/1993EP0534935A1 Method and apparatus for generating particle beams
04/06/1993US5200613 Mass spectrometry method using supplemental AC voltage signals
04/01/1993WO1993006476A1 Ion mobility spectrometry equipment
04/01/1993WO1993006451A1 Sample introduction system
03/1993
03/30/1993US5198674 Particle beam generator using a radioactive source
03/30/1993US5198666 Mass spectrometer having a multichannel detector
03/30/1993US5198665 Quadrupole trap improved technique for ion isolation
03/23/1993US5196708 Particle source
03/23/1993US5196700 Ion source of mass spectrometer
03/23/1993US5196699 Chemical ionization mass spectrometry method using notch filter
03/18/1993WO1993005533A1 Mass spectrometry method using supplemental ac voltage signals
03/17/1993EP0532046A1 Atmospheric pressure ionisation mass spectrometer and vacuum device therefor
03/16/1993US5194732 Charged-particle energy analyzer and mass spectrometer incorporating it
03/16/1993US5194731 Inductively coupled plasma spectroscopy
03/16/1993CA1314636C Atmospheric pressure capacitively coupled plasma atomizer for atomic absorption and emission spectroscopy
03/12/1993WO1993005532A1 Quadrupole electrode and manufacture thereof
03/09/1993US5192865 Atmospheric pressure afterglow ionization system and method of use, for mass spectrometer sample analysis systems
03/03/1993EP0529885A1 Multipole inlet system for ion traps
03/02/1993US5191212 Analytical system with electrothermal atomizer and mass spectrometer for atomic and molecular analysis
02/1993
02/23/1993US5189304 High transmission mass spectrometer with improved optical coupling
02/23/1993US5189302 Small system for tritium accelerator mass spectrometry
02/16/1993US5187365 Mass spectrometry method using time-varying filtered noise
02/09/1993US5185524 Charged particle energy analyzers
02/09/1993US5185523 Mass spectrometer for analyzing ultra trace element using plasma ion source
02/03/1993EP0526420A1 Method for the production of extraction grids for ion generation and grids produced according to said method
02/02/1993US5184016 Glow discharge spectrometry
01/1993
01/27/1993EP0524311A1 Ion processing: storage, cooling and spectrometry.
01/27/1993EP0511961A4 Electrospray ion source for mass spectrometry
01/26/1993US5182453 Ion scattering spectrometer
01/26/1993US5182451 Method of operating an ion trap mass spectrometer in a high resolution mode
01/19/1993US5180914 Mass spectrometry systems
01/19/1993US5180913 Method and mass spectrometer for mass spectroscopic or mass spectrometric investigation of particles
01/19/1993US5180288 Microminiaturized electrostatic pump
01/12/1993US5179278 Multipole inlet system for ion traps
01/12/1993CA1312680C High resolution plasma mass spectrometer
01/07/1993WO1993000701A1 Mass spectrometry apparatus and method relating thereto
01/07/1993WO1993000700A1 Sample holder for use in a mass spectrometer
01/05/1993US5177361 Electron energy filter
01/05/1993US5177359 Quadrupole mass spectrometer having plural stable regions
12/1992
12/30/1992EP0520849A1 Method of enhancing secondary emission from oxydized matrices
12/29/1992US5175433 Monodisperse aerosol generator for use with infrared spectrometry
12/29/1992US5175431 High pressure selected ion chemical ionization interface for connecting a sample source to an analysis device
12/23/1992EP0519693A1 Reference grid for use in charged particle beam spectroscopes
12/22/1992US5173610 Forming charges in liquid and generation of charged clusters
12/22/1992US5173604 Mass spectrometry method with non-consecutive mass order scan
12/15/1992US5171991 Quadrupole ion trap mass spectrometer having two axial modulation excitation input frequencies and method of parent and neutral loss scanning
12/15/1992US5171990 Electrospray ion source with reduced neutral noise and method
12/15/1992US5171989 Method and apparatus for continuous sample ice matrix production for laser desorption in mass spectrometry
12/15/1992US5171987 Combined magnetic sector mass spectrometer and time-of-flight mass spectrometer
12/15/1992CA1311566C Endotracheal tube and mass spectrometer
12/08/1992US5170054 Mass spectrometric high-frequency quadrupole cage with overlaid multipole fields
12/08/1992US5170053 For supplying and ionizing a sample fluid
12/08/1992US5170052 Apparatus for sample ionization and mass spectrometry
12/02/1992EP0515690A1 Fourier-transform mass spectrometer
12/01/1992US5168158 Linear electric field mass spectrometry
11/1992
11/26/1992WO1992021141A1 Process for the manufacture of a multipolar elongate-electrode lens or mass filter
11/26/1992WO1992021140A1 Tandem time-of-flight mass spectrometer
11/26/1992WO1992021139A1 Off-axis interface for a mass spectrometer
11/26/1992WO1992021138A1 Method and apparatus for improving electrospray ionization of solute species
11/26/1992WO1992020436A1 Mass spectrometry method with non-consecutive mass order scan
11/24/1992US5166521 Ion-scattering spectrometer
11/24/1992US5166519 Electron imaging band pass analyser for a photoelectron spectromicroscope
11/24/1992US5166518 Mass spectrometer with electrostatic energy filter
11/24/1992CA1310765C Counterflow leak detector with high and low sensitivity operating modes
11/17/1992US5164594 Charged particle extraction arrangement
11/17/1992US5164593 Mass spectrometer system including an ion source operable under high pressure conditions, and a two-stage pumping arrangement
11/17/1992US5164592 Method and apparatus for mass spectrometric analysis
11/16/1992WO1992020437A1 Microelectrospray method and apparatus
11/12/1992WO1992019367A1 Time-of-flight mass spectrometer with an aperture enabling tradeoff of transmission efficiency and resolution
11/11/1992EP0512700A1 Method of operating an ion trap mass spectrometer in a high resolution mode
11/11/1992EP0512394A2 Method and apparatus for analyzing sample solutions
11/11/1992EP0511961A1 Electrospray ion source for mass spectrometry.
11/11/1992EP0323973B1 Ion mobility spectrometer
11/10/1992US5162651 Mass spectrometer
11/10/1992US5162650 Method and apparatus for multi-stage particle separation with gas addition for a mass spectrometer
11/04/1992EP0469019B1 Microminiaturized electrostatic pump
11/03/1992US5160841 Ion source for a mass spectrometer
11/03/1992US5160840 Time-of-flight analyzer and method
11/03/1992CA1309772C Plasma focus apparatus with field distortion elements
10/1992
10/28/1992EP0510510A2 Method and device for interfacing liquid chromatography or supercritical fluid chromatography with a mass spectrometer (LC-SFC/MS)
10/28/1992EP0509986A1 Generation of an exact three-dimensional quadrupole electric field.
10/28/1992CN1018863B Plasma atomizer for atmospheric pressure allowable coupling of atomic absorption and emissive spectrum method
10/27/1992US5159194 Method and apparatus for mass spectrometry
10/27/1992US5157957 Process for producing standard gas mixture and apparatus for producing the same
10/21/1992EP0509887A1 Apparatus for collecting charged particles on the focal plane of a charged particle dispersion apparatus
10/20/1992US5157260 Method and apparatus for focusing ions in viscous flow jet expansion region of an electrospray apparatus
10/15/1992WO1992017755A1 Instrument for measuring the absolute temperature of solids, liq uids or gases