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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 and method for controlling injection of electron beam thereof
Korea Basic Science Institute
July 13, 2017 - N°20170200598

The present invention relates to an electron bean injection control of a mass spectrometer. A mass spectrometer of the present invention includes: a reference waveform generator configured to generate a reference waveform signal having one type of a square wave and a sine wave, a waveform generator configured to generate a sync signal synchronized with the reference waveform signal; an ...
Hybrid mass spectrometer
Micromass Uk Limited
July 13, 2017 - N°20170200594

A method of mass spectrometry is disclosed comprising separating ions temporally in a first device and analysing the mass or mass to charge ratio of the ions or of product or fragment ions derived from the ions in a mass or mass to charge ratio analyser disposed downstream of the first device. The method further comprises obtaining a first set ...
Crosstalk compensation for ion mobility spectrometry power supply
Dh Technologies Development Pte. Ltd.
July 06, 2017 - N°20170191964

Apparatus, systems, and methods for reducing or eliminating crosstalk in ion mobility spectrometers are provided. In some aspects, the apparatus, systems, and methods can reduce or eliminate crosstalk without significantly increasing the overall capacitive load of the ion mobility system. In accordance with various aspects of the applicant's teachings, cross talk compensation circuits are disclosed herein that address resulting issues ...
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Heated transfer line
Thermo Fisher Scientific (bremen) Gmbh
June 29, 2017 - N°20170184552

A flexible, foldable light-weight gas chromatography transfer line suitable for connecting a gas chromatograph (gc) to a spectrometer, such as a mass spectrometer or optical spectrometer, in particular to the ion source of the spectrometer, such as an inductively coupled plasma (icp) ion source. The transfer line has a heating arrangement that allows maintaining an even temperature profile, which improves ...
Mass spectrometer
Micromass Uk Limited
June 29, 2017 - N°20170184547

A mass spectrometer is disclosed comprising a first ion trap or ion guide, a single ion mobility spectrometer or separator stage and a second ion trap or ion guide arranged downstream of the ion mobility spectrometer or separator. In a mode of operation ions from the second ion trap or ion guide are passed from the second ion trap or ...
Triple quadrupole mass spectrometry coupled to trapped ion mobility separation
Bruker Daltonics, Inc.
June 22, 2017 - N°20170178887

The invention provides a method for acquiring fragment ion spectra of substances in complex substance mixtures wherein a trapped ion mobility spectrometer (“tims”) is used as the ion mobility separation device coupled to a triple quadrupole mass filter assembly. The fragment ion spectra may be used for the identification of high numbers of proteins in complex ...
Mass Spectrometer Patent Pack
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Mass Spectrometer Patent Applications
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inventor
  • 221+ full patent PDF documents of Mass Spectrometer-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
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Ion source, quadrupole mass spectrometer and residual gas analyzing method
Horiba Stec, Co., Ltd.
June 15, 2017 - N°20170170000

In order to attain a main objective of the present invention to provide an ion source capable of efficiently extracting ions, the ion source is configured to include: a conductive tubular body having an ion emitting aperture in a tip surface thereof and a penetration portion in a side wall thereof allowing thermo-electrons to pass through from an outside toward ...
Compact mass spectrometer
Micromass Uk Limited
June 15, 2017 - N°20170169999

A miniature mass spectrometer is disclosed comprising an atmospheric pressure ionisation source and a first vacuum chamber having an atmospheric pressure sampling orifice or capillary, a second vacuum chamber located downstream of the first vacuum chamber and a third vacuum chamber located downstream of the second vacuum chamber. An ion detector is located in the third vacuum chamber. A first ...
Thermionic emission filament, quadrupole mass spectrometer and residual gas analyzing method
Horiba Stec, Co., Ltd.
June 15, 2017 - N°20170169981

In order to provide a thermionic emission filament capable of ensuring a long life and improving an analysis accuracy of a mass spectrometer using the thermionic emission filament, in the thermionic emission filament including a core member through which electric current flows and an electron emitting layer which is formed so as to cover a surface of the core member, ...
Methods for mass spectrometry of mixtures of protein or polypeptides using proton transfer reaction
Thermo Finnigan Llc
June 08, 2017 - N°20170162372

Applications of ion-ion reaction chemistry are disclosed in which proton transfer reactions (ptr) are used to (1) simplify complex mixture analysis of samples introduced into a mass spectrometer, and (2) improve resolution and sensitivity for the analysis of large proteins in excess of 50 kda by removing charge and reducing the collisional cross section.
Methods and apparatus for tandem collision-induced dissociation cells
Thermo Finnigan Llc
June 08, 2017 - N°20170162371

A method for operating a mass spectrometer so as to detect or quantify analytes, comprises: (a) identifying a selected-reaction-monitoring (srm) transition to be used for each respective analyte; (b) determining a time duration required for a fragmentation reaction corresponding to each identified transition to proceed to a threshold percentage of completion; and (c) for each analyte, performing the steps of (...
Analysis device and analysis method
Hitachi High-technologies Corporation
June 08, 2017 - N°20170160273

When using an immunological analysis method wherein antigen-antibody reactions are used to form complexes of microparticles and a substance being measured, purifying, then measuring by spectroscopy, and a mass spectrometry method wherein antigen-antibody reactions are used to form complexes of microparticles and a substance being measured, purifying, then measuring with a mass spectrometer, the amount of the complex flowing in ...
Mass spectrometry system and method for contaminant identification in semiconductor fabrication
Globalfoundries Inc.
June 01, 2017 - N°20170154763

A mass spectrometer system includes a chamber configured to receive a sample; a gas source coupled to the chamber for delivering a gas across the sample; and a desorption energy source configured to desorb a contaminant from a test area of the sample. The system may also include a mass spectrometer including a vacuum source, an ion source, a mass ...
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.
Method for manufacturing light-emitting element and deposition apparatus
Semiconductor Energy Laboratory Co., Ltd.
June 01, 2017 - N°20170152594

In order to provide a highly reliable organic el element, a first step in which a deposition material is heated and vaporized in a deposition chamber in which the pressure is reduced and a second step in which a layer included in an el layer is deposited in the deposition chamber are performed while exhaustion is performed and the partial ...
Ion transport apparatus and mass spectrometer using the same
Semiconductor Energy Laboratory Co., Ltd.
May 25, 2017 - N°20170148620

An off-axis ion transport optical system (20) including a front-stage quadrupole ion guide (21), a rear-stage quadrupole ion guide (22), and an ion deflector (23) is disposed inside an intermediate vacuum chamber (2) in a stage next to an ionization chamber (1) maintained at an atmospheric pressure. Both of the quadrupole ion guides (21 and 22) have the same configuration as that of a conventional ion guide that ...
Method for analyzing evolved gas and evolved gas analyzer
Semiconductor Energy Laboratory Co., Ltd.
May 25, 2017 - N°20170148617

Disclosed herein is a method for analyzing evolved gas and an evolved gas analyzer, the method correcting detection sensitivity differences in analysis devices, day-to-day variations thereof, thereby quantifying a measurement target with high accuracy. The method for analyzing evolved gas of the apparatus including: a sample holder; a heating unit evolving a gas component; an ion source generating ions by ...
Mass spectrometer
Semiconductor Energy Laboratory Co., Ltd.
May 25, 2017 - N°20170148615

A hardware module which operatively carries out a method of compressing mass spectral data, the method comprising: receiving a first signal output from an ion detector of a mass spectrometer; processing the first signal to a digital signal at an output being data frame types representative of the first signal output; temporarily storing the data frame types in a memory ...
Isobaric mass labels
Semiconductor Energy Laboratory Co., Ltd.
May 25, 2017 - N°20170146549

The present invention relates to a set of two or more mass labels, wherein each mass label comprises the formula: x-l-m-re wherein x is a reporter moiety having an exact mass, l is a bond cleavable by collision in a mass spectrometer, m is a mass modifier, and re is a) a reactive functionality for attaching the mass label to ...
Addition of reactive species to icp source in a mass spectrometer
Thermo Fisher Scientific (bremen) Gmbh
May 18, 2017 - N°20170140914

Disclosed is a method of inductively coupled plasma mass spectrometry (icp-ms), comprising steps of introducing at least one sample comprising at least one sample species, and at least one reactive species, into an inductively coupled plasma source, such that at least one molecular adduct ion of the at least one reactive species and the at least one sample species is ...
Strong field photoionization ion source for a mass spectrometer
Thermo Finnigan Llc
May 18, 2017 - N°20170140913

An ion source for a mass spectrometer comprises: an evacuated chamber having an interior receiving a gaseous sample effluent stream; a source of light pulses of pulse width 150 femtoseconds or less; a window of the evacuated chamber through which the light pulses pass into the evacuated chamber interior; one or more mirrors within the evacuated chamber disposed such that the ...
Systems and methods for analyzing a sample from a surface
Purdue Research Foundation
May 18, 2017 - N°20170140912

The invention generally relates to systems and methods for analyzing a sample from a surface. In certain aspects, the invention provides systems that include a sample introduction member that has an inlet, an outlet, and an opening along a wall of the sample introduction member. The sample introduction member may be configured such that the opening couples with a surface ...
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