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Mass Spectrometer

Mass Spectrometer-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Mass spectrometer
Shimadzu Corporation
November 09, 2017 - N°20170323773

A high-voltage power source for applying high voltage to a nozzle of an esi ion source includes a charge release assistant section (26) including switch circuits (62 and 65) and other elements for forcing electric charges accumulated at output terminals to be discharged in a polarity-switching operation, whereby the positive/negative switching of the polarity of the output voltage can be quickly performed. ...
Pressure driven microfluidic injection for chemical separations
The University Of North Carolina At Chapel Hill
November 09, 2017 - N°20170322180

Methods that allow independently applied pressures to a bge reservoir and a sample reservoir for pressure-driven injection that can inject a discrete sample plug into a separation channel that does not require voltage applied to the sample reservoir and can allow for in-channel focusing methods to be used. The methods are particularly suitable for use with a mass spectrometer.
System and methods for monitoring leaks in underground storage tanks
Leak Detection Technologies, Inc.
November 09, 2017 - N°20170322103

Leak detection system and method for monitoring leaks in underground and aboveground storage tanks, pipelines or other containments, including single, double or triple wall containments are provided. A leak detection apparatus includes an oxidation chamber, a chemical marker concentrator, a mass spectrometer (ms) ion trap and a scroll vacuum pump. Vapor samples carrying marker chemicals introduced into a tank, pipeline, ...
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Mass Spectrometer Patent Applications
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Mass spectrometer vacuum interface method and apparatus
Leak Detection Technologies, Inc.
November 02, 2017 - N°20170316927

A mass spectrometer vacuum interface can include a skimmer apparatus having a skimmer aperture and an internal surface. A method of operating the mass spectrometer vacuum interface can include establishing an outwardly directed flow along the internal surface of the skimmer apparatus.
Cesium primary ion source for secondary ion mass spectrometer
Arizona Board Of Regents, A Body Corporate Of The State Of Arizona, Acting For And On Behalf Of Ariz
October 26, 2017 - N°20170309433

A primary ion source subassembly for use with a secondary ion mass spectrometer may include a unitary graphite ionizer tube and reservoir base. A primary ion source may include a capillary insert defining an ionizer aperture. An ionizer aperture may be centrally arranged in an outwardly protruding conical or frustoconical surface, and may be overlaid with a refractory metal coating ...
Ion trap design method and ion trap mass spectrometer
Arizona Board Of Regents, A Body Corporate Of The State Of Arizona, Acting For And On Behalf Of Ariz
October 19, 2017 - N°20170301532

In a three-dimensional quadrupole-type ion trap, a shape and an arrangement of the ring electrode and the end cap electrodes 11 and 12 are shifted from an ideal state in which only a quadrupole electric field is formed, so that the polarities of the ratio of strength of an octupole electric field with respect to the strength of a quadrupole electric field ...
Mass Spectrometer Patent Pack
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Mass Spectrometer Patent Applications
Download 221+ Mass Spectrometer-related PDFs
For professional research & prior art discovery
inventor
  • 221+ full patent PDF documents of Mass Spectrometer-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Techniques for display and processing of mass spectral data
Arizona Board Of Regents, A Body Corporate Of The State Of Arizona, Acting For And On Behalf Of Ariz
October 19, 2017 - N°20170299558

Processing mass spectral data may include performing one or more experiments using one or more samples, each experiment including mass analysis using a mass spectrometer; acquiring one or more raw mass spectral data sets as a result of performing the one or more experiments; receiving selection criteria; filtering the one or more raw mass spectral data sets in accordance with ...
Time-of-flight mass spectrometer
Korea Basic Science Institute
October 12, 2017 - N°20170294298

Provided is a time-of-flight mass spectrometer including: an ionization part receiving electron beams to thereby emit ions; a cold electron supply part injecting the electron beams to the ionization part; an ion detection part detecting the ions emitted from the ionization part; and an ion separation part connecting the ionization part and the ion detection part, wherein the cold electron ...
Methods and devices for parallel analysis of ion mobility spectrum and mass spectrum
Shimadzu Corporation
October 12, 2017 - N°20170294295

A method for parallel analysis in mass spectrometry and ion mobility spectrometry includes enabling a sample to be subjected to a chromatography separation; ionizing the chromatography separated sample and then feeding the sample into a succeeding stage device for analysis, comprising: analyzing at least part of the ionized sample through an ion mobility spectrometer to obtain an ion mobility spectrum, ...
Photomask blank substrate container, method for storing photomask blank substrate and method for transporting photomask ...
Shin-etsu Chemical Co., Ltd.
October 12, 2017 - N°20170293220

A photomask blank substrate container having an inner member, inner cassette and retainer member, container main body having a lower box and an upper lid, and a sealing tape, in which the container main body and inner member include a polymer-based material in which when 0. 1 g of a sample thereof is retained at 40° c. For 60 minutes to release an ...
N-nitrosamine determination in aqueous samples with sonication and microextraction
King Fahd University Of Petroleum And Minerals
October 12, 2017 - N°20170292939

An automated dispersive liquid-liquid microextraction method of detecting and quantifying n-nitrosamines in an aqueous sample. The method includes (a) extracting an aqueous solution comprising the n-nitrosamines by mixing an extraction solvent and a dispersive solvent with the aqueous solution, such that the n-nitrosamines, or a portion thereof, re-distribute from the aqueous solution to the extraction solvent, (b) permitting the resulting ...
Combined mass-to-charge ratio and charge state selection in tandem mass spectrometry
Micromass Uk Limited
October 05, 2017 - N°20170287692

A mass spectrometer is disclosed comprising an ion mobility spectrometer and an ion gate. A collision cell is arranged downstream of the ion gate. The operation of the ion mobility spectrometer and the ion gate are synchronized so that only ions having a particular mass to charge ration and a desired charge state are onwardly transmitted to the collision cell.
Mass spectrometer
Shimadzu Corporation
October 05, 2017 - N°20170287691

In a mass spectrometer according to the present invention, when mrm measurements for a plurality of mrm transitions need to be performed within one cycle, a measurement order rearranger determines an analysis sequence by sorting the measurement in ascending order of the absolute value of an optimum application voltage (an application voltage which gives the highest ionization efficiency) to the ...
Mass Spectrometer Patent Pack
Download 221+ patent application PDFs
Mass Spectrometer Patent Applications
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For professional research & prior art discovery
inventor
  • 221+ full patent PDF documents of Mass Spectrometer-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Systems and methods for targeted therapy based on single-cell stimulus perturbation response
Centre National De La Recherche Scientifique
October 05, 2017 - N°20170285004

Systems and methods for targeted therapy based on single-cell stimulus perturbation response. In one embodiment, a method for optimizing stimulus combinations for therapy includes receiving a cell sample, treating the cell sample with a plurality of stimuli by treating a different portion of the cell sample with one of the plurality of stimuli for each of the plurality of stimuli, ...
Multi-reflection mass spectrometer
Thermo Fisher Scientific (bremen) Gmbh
September 28, 2017 - N°20170278692

A multi-reflection mass spectrometer is provided comprising two ion-optical mirrors, each mirror elongated generally along a drift direction (y), each mirror opposing the other in an x direction, the x direction being orthogonal to y, characterized in that the mirrors are not a constant distance from each other in the x direction along at least a portion of their lengths ...
Time-of-flight mass spectrometer
Shimadzu Corporation
September 28, 2017 - N°20170278691

A voltage applied to an exit gate electrode forming a potential barrier and temporarily trapping ions within the inner space of the ion guide is higher than a voltage at an ion guide's exit end. A higher voltage is applied to the exit gate electrode for a lower m/z value of the measurement target ion, to push back the ...
Ionization device with mass spectrometer therewith
Carl Zeiss Smt Gmbh
September 28, 2017 - N°20170278690

An ionization device includes: a plasma generating device for generating metastable particles and/or ions of an ionization gas in a primary plasma region; a field generating device for generating a glow discharge in a secondary plasma region; an inlet for supplying a gas to be ionized into the secondary plasma region; and a further inlet for supplying the metastable ...
Time-of-flight mass spectrometer
Shimadzu Corporation
September 21, 2017 - N°20170271140

Ions ejected substantially simultaneously from a collision cell after being temporarily held inside the collision cell arrive at an orthogonal acceleration unit through an ion transport optical system. When the ions enter the orthogonal acceleration unit, voltages having a predetermined potential difference are applied to an entrance-side electrode and an exit-side auxiliary electrode, and as a result an electric field ...
Low power mass analyzer and system integrating same for chemical analysis
Leidos, Inc.
September 21, 2017 - N°20170271138

A low power mass spectrometer (lpms) includes an ionization source for generating an ionized sample beam; ion focusing optics for focusing the sample beam; and a static magnetic field region contained within an electric field-free drift region created between magnets acting as equipotential electrodes combined with a third equipotential surrounding electrode for receiving the focused sample beam and deflecting ions ...
Networking mass analysis method and device
National Institute Of Metrology, China
September 21, 2017 - N°20170271137

The invention discloses a networking mass analysis method and device, and belongs to the field of mass spectrometer and ion mass analysis. The device comprises an ion source, an ion transporter, an ion deflector and multiple mass analyzers, wherein the ion transporter is connected with one of the multiple mass analyzers, the multiple mass analyzers are connected with the ion ...
High-resolution mass spectrometer and methods for determining the isotopic anatomy of organic and volatile molecules
Thermo Fisher Scientific (bremen) Gmbh
September 21, 2017 - N°20170270282

A mass spectrometer including an entrance slit, an energy filter, a momentum filter and a detector array, the entrance slit, energy filter and momentum filter being configured to provide molecular analyte ions to the detector array at a mass resolution of about 20,000 or greater. A method for determining the isotopic composition of an analyte in a sample includes converting the ...
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