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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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Low cross-talk fast sample delivery system based upon acoustic droplet ejection
Micromass Uk Limited
September 14, 2017 - N°20170263430

An ion source for a mass spectrometer is disclosed comprising an ultrasonic transducer which focuses ultrasonic energy onto a surface of a sample fluid without directly contacting the sample fluid.
Rf ion guide
Dh Technologies Development Pte. Ltd.
September 14, 2017 - N°20170263429

A mass spectrometer is provided having an ion source for generating ions from a sample in a high pressure region, a first vacuum chamber having an inlet aperture, and an exit aperture. The at least one ion guide can be between the inlet and exit apertures and can include an entrance end and an exit end. The at least one ...
Dynamic baseline adjuster
Leco Corporation
September 14, 2017 - N°20170263426

A method of adjusting a baseline value in data received from a mass spectrometer includes generating a plurality of data signal values with a converter. The method also includes categorizing the plurality of data signal values relative to a plurality of threshold values. The plurality of threshold values include a high value, a mid-high value, a mid-low value, and a ...
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Mass Spectrometer Patent Applications
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  • 221+ full patent PDF documents of Mass Spectrometer-related inventions.
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Automated dispersive liquid-liquid microextraction technique for the analysis of n-nitrosamines in water
King Fahd University Of Petroleum And Minerals
September 14, 2017 - N°20170261482

An automated dispersive liquid-liquid microextraction method of detecting and quanta n-nitrosamines in an aqueous sample. The method includes (a) extracting an aqueous solution containing 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 ...
Apparatus and method for mitigation of alterations in mass spectrometry in the presence of hydrogen
King Fahd University Of Petroleum And Minerals
September 14, 2017 - N°20170261475

Gas chromatograph-mass spectrometer comprising an ion source, the walls of which are realized or covered with at least one layer of graphene. Thus realized, the gas chromato graph-mass spectrometer proves to be particularly suited to the analysis samples containing hydrogen in addition to the substances to be analyzed. This situation generally occurs when the mass spectrometer is coupled to a ...
Mass analysis method and inductively coupled plasma mass spectrometer
Shimadzu Corporation
September 07, 2017 - N°20170256388

An inductively coupled plasma mass spectrometer including: a plasma ionization part; a mass analysis part; a storage part that stores ion information about mass-charge ratios and presence ratios of isotopic ions of all elements and mass-charge ratios and generation probabilities of compound ions and multivalent ions generated when the measuring object samples are plasma-ionized; a representative sample measuring part; and ...
Mass Spectrometer Patent Pack
Download 221+ patent application PDFs
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.
Theoretical collision cross section ("ccs") in experimental design
Micromass Uk Limited
September 07, 2017 - N°20170254776

A method of mass spectrometry is disclosed comprising calculating an ion mobility value, collision cross section or interaction cross section of a plurality of different analyte ions under one or more different analytical conditions, and setting one or more operational parameters of a mass spectrometer in response to the calculated ion mobility values, collision cross sections or the calculated interaction ...
Grouping amplitudes of tof extractions to detect convolution due to resolution saturation
Dh Technologies Development Pte. Ltd.
August 31, 2017 - N°20170250065

Sample molecules are ionized producing a beam of ions using an ion source. A plurality of ion extractions are performed on the beam of ions using a tof mass spectrometer. Electrical detections from each extraction are measured using an adc, producing a mass sub-spectrum for each extraction. An ion m/z from the plurality of mass sub-spectra is selected. For ...
Ion sorter
Dh Technologies Development Pte. Ltd.
August 31, 2017 - N°20170250064

A static magnetic field is applied in the same direction using a first magnet and a second magnet. The magnetic field is applied to a gap of uniform thickness between the first and second magnets. Voltages are applied to three or more electrodes located in the gap using a switchable voltage source. The voltages are applied to create a static ...
Methods and devices for generating double emulsions
University Of Washington Through Its Center For Commercialization
August 31, 2017 - N°20170250063

The present disclosure describes devices and methods capable of generating multi-phase emulsions, including double emulsion droplets in a gas phase. The present disclosure also describes interfaces for coupling a multi-phase emulsion droplet source to an analytical instrument such as a mass spectrometer. The present disclosure further describes methods, systems, and apparatuses for using the devices and interfaces described to perform ...
Method and apparatus
Smiths Detection-watford Limited
August 24, 2017 - N°20170241951

An ion filter for a mass spectrometer, the apparatus comprising an ion modifier; an ion selector configured to select a subset of a sample of ions based on their mobility in a gas; and a controller configured to operate the ion modifier in a first mode to modify the ions selected by the ion selector to provide daughter ions, and ...
Time-of-flight mass spectrometer
Shimadzu Corporation
August 17, 2017 - N°20170236701

An ion transport optical system is disposed between a collision cell and an orthogonal acceleration unit. When releasing ions that are held in the collision cell, an accelerating electric field in which a large potential difference exists is created between an exit-side end of an ion guide and a first stage of the ion transport optical system, and a decelerating ...
Time of flight mass spectrometer
Micromass Uk Limited
August 17, 2017 - N°20170236700

There is provided a mass spectrometer comprising a time of flight mass analyser comprising an acceleration electrode, a time of flight region and an ion detector, and a control system arranged and adapted (i) to apply a plurality of extraction pulses to said acceleration electrode in order to accelerate consecutive groups of ions into said time of flight region, wherein ...
Mass Spectrometer Patent Pack
Download 221+ patent application PDFs
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.
Ion optical apparatus and mass spectrometer
Shimadzu Corporation
August 17, 2017 - N°20170236698

An ion optical apparatus and a mass spectrometer are provided. The ion optical apparatus includes at least one planar insulating substrate which is covered with metal patterns to form an electrode array including a plurality of cell electrodes, wherein each of the cell electrodes is arrayed according to a first direction to form a geometric pattern distribution of the electrode ...
Lateral introduction of ions into rf ion guides
Bruker Daltonik Gmbh
August 10, 2017 - N°20170229298

An ion guide system includes an ion guide with pole rods, a device for laterally introducing an ion species, and a mass spectrometer for analyzing product ions of reactions between different ion species. The device is configured and positioned such that an rf field with at least two-fold rotational symmetry with respect to the axis is generated. The device includes ...
Band pass extraction from an ion trapping device and tof mass spectrometer sensitivity enhancement
Dh Technologies Development Pte Ltd.
August 03, 2017 - N°20170221692

A multipole rod set of an ion guide is adapted to receive a radial rf trapping voltage and a radial dipole direct current dc voltage. A lens electrode of the ion guide is positioned at one end of the multipole rod set to extract ions from the multipole rod set and adapted to receive an axial trapping ac voltage and ...
Method of introducing ions into a vacuum region of a mass spectrometer
Micromass Uk Limited
August 03, 2017 - N°20170221690

A method of mass spectrometry or ion mobility spectrometry is disclosed. The method comprises providing a spectrometer comprising an orifice between an atmospheric pressure region and a sub-atmospheric pressure region of the spectrometer, wherein the sub-atmospheric pressure region comprises an ion guide or ion trap; providing a sample probe comprising a needle assembly on which a sample is deposited or ...
Quadrupole mass spectrometer
Thermo Fisher Scientific (bremen) Gmbh
July 27, 2017 - N°20170213717

In mass spectrometry, ion optics process a received ion beam into an output ion beam travelling in an output direction and having a spatial distribution in a plane perpendicular to the output direction elongated in one dimension of the plane relative to the other dimension of the plane and defines an axis of elongation thereby. A quadrupole ion optical device ...
Multipath duty cycle enhancement
Micromass Uk Limited
July 27, 2017 - N°20170213713

A mass spectrometer is disclosed comprising a first device, a second device and a switch arranged and adapted: (i) to direct ions at a first time t1 to the first device and to substantially prevent ions from entering the second device; and (ii) to direct ions at a second later time t2 to the second device and to substantially prevent ...
Ion transfer tube flow and pumping system load
Thermo Finnigan Llc
July 20, 2017 - N°20170207075

A mass spectrometer system can include an ion source, a vacuum chamber; a mass analyzer within the vacuum chamber, a transfer tube between the ion source and the vacuum chamber, a transfer tube heater, and a vacuum pump. The mass spectrometer system can be configured to reduce the pump speed of the vacuum pump in response to receiving a transfer ...
Method of mass spectrometry and a mass spectrometer
Micromass Uk Limited
July 20, 2017 - N°20170207072

The present invention relates to a method of mass spectrometry, an apparatus adapted to perform the method and a mass spectrometer. More particularly, but not exclusively, the present invention relates to a method of mass spectrometry comprising the step of associating parent and fragmentation ions from a sample by measuring the parent and fragmentation ions from two or more different ...
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