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