The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 03, 2026

Filed:

Feb. 23, 2022
Applicant:

Dh Technologies Development Pte. Ltd., Singapore, SG;

Inventors:

Aaron Timothy Booy, Barrie, CA;

James Hager, Concord, CA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/06 (2006.01);
U.S. Cl.
CPC ...
H01J 49/062 (2013.01);
Abstract

In one aspect, an ion guide for use in a mass spectrometer is disclosed, which comprises a first plurality of conductive electrodes disposed on a first surface, a second plurality of conductive electrodes disposed on a second surface, wherein the two surfaces are positioned relative to one another and shaped so as to provide a passageway having an inlet for receiving an ion beam and an outlet through which target ions of interest exit the passageway. The ion guide further includes an orifice formed in at least one of those surfaces through which neutral species and/or large ion clusters, when present in the ion beam, exit the ion guide.


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