Patents
Patents for H01J 49 - Particle spectrometers or separator tubes (20,265)
04/1999
04/29/1999WO1999020329A1 Dosing unit and a method of continuous introduction of liquid solution samples into a system
04/29/1999DE19846656A1 Loading aerosols
04/29/1999DE19742733A1 Dust concentration measuring method for gas
04/29/1999CA2307323A1 Dosing unit and a method of continuous introduction of liquid solution samples into a system
04/29/1999CA2306761A1 A sample trapping ion mobility spectrometer for portable molecular detection
04/28/1999EP0911860A2 Particle beam apparatus with energy filter
04/28/1999EP0739533B1 Ion spray with intersecting flow
04/27/1999US5898175 Mass spectrometer and mass spectrometry method for analyzing compounds contained in a solution
04/27/1999US5898174 Geometry for a linear time-of-light mass spectrometer with very high resolution
04/27/1999US5898173 High resolution ion detection for linear time-of-flight mass spectrometers
04/22/1999WO1999019899A1 Curved introduction for mass spectrometry
04/21/1999EP0910231A2 Mounting apparatus for induction coupled plasma torch
04/21/1999EP0746872B1 Cycloidal mass spectrometer
04/21/1999CN1214528A Mass spectrometer
04/15/1999WO1999018595A1 Portable analyzer for determining size and chemical composition of an aerosol
04/15/1999WO1999017865A1 Magnetic separator for linear dispersion and method for producing the same
04/15/1999WO1998059360A9 Retentate chromatography and protein chip arrays with applications in biology and medicine
04/14/1999EP0908925A2 Determining halogen toxicity level of halogenated compounds
04/13/1999US5894063 Surface-enhanced neat desorption for disorption and detection of analytes
04/13/1999CA2101237C Apparatus comprising means for mass spectrometry
04/07/1999EP0906638A1 Automated calibrant system for use in a liquid separation/mass spectrometry apparatus
04/07/1999EP0701471B1 A method of space charge control in an ion trap mass spectrometer
04/01/1999WO1999016104A1 Electric field generation for charged particle analyzers
04/01/1999WO1999016103A1 Secondary ion generator detector for time-of-flight mass spectrometry
04/01/1999WO1999015886A1 Sample holder device
04/01/1999WO1998056023A3 Miniature micromachined quadrupole mass spectrometer array and method of making the same
04/01/1999CA2304868A1 Secondary ion generator detector for time-of-flight mass spectrometry
03/1999
03/31/1999EP0905743A1 Ion source and accelerator for improved dynamic range and mass selection in a time of flight mass spectrometer
03/31/1999EP0905501A2 A portable detection and screening system
03/31/1999EP0904145A1 Ion transfer from multipole ion guides into multipole ion guides and ion traps
03/31/1999EP0904144A1 Array detectors for simultaneous measurement of ions in mass spectrometry
03/31/1999CN1212370A Gas chromatograph mass spectrometer
03/30/1999US5889281 Method for linearization of ion currents in a quadrupole mass analyzer
03/30/1999CA2101152C Mass spectrometry method using supplemental ac voltage signals
03/30/1999CA2068850C Multilayer flow electrospray ion source using improved sheath liquid
03/25/1999WO1999014793A1 Atom probe
03/25/1999DE19842689A1 Mass spectrometer using chemical ionization method
03/25/1999DE19740807A1 Method for observing dynamic processes in atomic or molecular systems
03/24/1999EP0902963A1 Axial ejection in a multipole mass spectrometer
03/24/1999EP0771470B1 Mass spectrometer system and method for matrix-assisted laser desorption measurements
03/24/1999EP0715538B1 A method of selective ion trapping for quadrupole ion trap mass spectrometers
03/23/1999US5886346 Mass spectrometer
03/23/1999US5886345 Accurate mass determination with maldi time-of-flight mass spectrometers using internal reference substances
03/23/1999US5885841 System and methods for qualitatively and quantitatively comparing complex admixtures using single ion chromatograms derived from spectroscopic analysis of such admixtures
03/18/1999WO1999013492A1 Multiple sample introduction mass spectrometry
03/18/1999DE19755990C1 Atom probe extraction electrode manufacturing method
03/18/1999CA2590656A1 Multiple sample introduction mass spectrometry
03/16/1999CA2090217C Method for increased resolution in tandem mass spectrometry
03/11/1999DE19838600A1 Energy filter for electron microscope
03/10/1999EP0900452A1 Method and apparatus for isolating ions in an ion trap with increased resolving power
03/09/1999US5880466 Gated charged-particle trap
03/09/1999US5879949 Apparatus and method for rapid on-line electrochemistry and mass spectrometry
03/03/1999EP0899774A2 Miniature ionization gauge utilizing multiple collectors
03/03/1999EP0899771A2 Energy filter, particularly for electron microscope
03/03/1999EP0898784A1 Ion detector, detector array and instrument using same
03/02/1999US5877593 Distorted field radio frequency ion source
03/02/1999US5877495 Mass spectrometer
02/1999
02/25/1999DE19735927A1 Automated apparatus for determining nitrogen isotope present in aqueous solutions
02/24/1999EP0898297A2 Methods and apparatus for tandem mass spectrometry
02/23/1999CA2120401C Method and apparatus for ejecting unwanted ions in an ion trap mass spectrometer
02/18/1999WO1999008310A1 Machined electrostatic sector for mass spectrometer
02/18/1999WO1999008309A1 Ion source for a mass analyser and method of cleaning an ion source
02/16/1999US5872824 Plasma desorption
02/16/1999US5872357 Mass spectrometry calibration using homogeneously substituted fluorinated triazatriphosphorines
02/16/1999US5872356 Spatially-resolved electrical deflection mass spectrometry
02/16/1999US5872010 Microscale fluid handling system
02/10/1999EP0895584A1 Analysis of complex mixtures
02/10/1999EP0617837B1 Mass spectrometry method using filtered noise signal
02/09/1999US5869832 Device and method for forming ions
02/09/1999US5869831 Method and apparatus for separation of ions in a gas for mass spectrometry
02/09/1999US5869830 Exact mass determination with maldi time-of-flight mass spectrometers
02/09/1999US5869829 Time-of-flight mass spectrometer with first and second order longitudinal focusing
02/09/1999US5869344 Apparatus and methods for the analysis of trace constituents in gases
02/09/1999US5869242 Rapid nonsequencing analysis of denatured nucleic acid segments for determination of mutations by comparision to wild-type and known variations; for genetic screening and diagnosis
02/09/1999US5869240 Computerized data analysis using polymer fragments produced by hydrolysis, measuring mass-to-charge ratio of pairs of fragments, statistically analyzing data, and repeating if necessary; sensitive and rapid analysis
02/09/1999US5868322 Apparatus for forming liquid droplets having a mechanically fixed inner microtube
02/04/1999WO1999005544A1 Methods and devices for measuring radiation using luminescence
02/02/1999US5867262 Sample introducing device for inductively coupled plasma analyzer
02/02/1999US5866909 Generator of ribbon-shaped ion beam
02/02/1999US5866901 Mass spectrometer
02/02/1999US5866899 Concentration measurement apparatus calibration method
02/02/1999CA2074266C Electrospray ion source for mass spectrometry
02/02/1999CA2068849C Electrospray ion source with reduced neutral noise and method
01/1999
01/27/1999CN1206493A Laser ionization mass spectroscope and mass spectrometric analysis method
01/26/1999US5864137 Mass spectrometer
01/26/1999US5864136 Mass spectrometry method with two applied trapping fields having the same spatial form
01/20/1999EP0891543A1 Recirculating filtration system for use with a transportable ion mobility spectrometer
01/19/1999US5861623 Nth order delayed extraction
01/14/1999WO1999001889A1 Novel mass spectrometer
01/13/1999EP0890100A1 Arrangement for connecting a low-pressure inlet of a gas analyser
01/12/1999US5859433 Ion trap mass spectrometer with vacuum-external ion generation
01/12/1999US5859432 Method and apparatus for direct coupling of liquid chromatograph and mass spectrometer liquid, chromatography--mass spectrometry, and liquid chromatograph--mass spectrometer
01/12/1999US5859431 Sample holder for mass spectrometer
01/12/1999US5857890 Oven tooling assembly
01/07/1999WO1999000824A1 Laser vaporization/ionization interface for coupling microscale separation techniques with mass spectrometry
01/07/1999WO1999000657A1 High density sample holder for analysis of biological samples
01/07/1999EP0889501A1 Ionization cell for a mass spectrometer
01/07/1999EP0888633A1 Low-vacuum mass spectrometer
01/07/1999EP0888169A1 Subatmospheric, variable pressure sample delivery chamber for electrospray ionization/mass spectrometry and other applications
01/05/1999US5856671 Liquid junction