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.

Patent No.:

US 6791077 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 14, 2004

Filed:

Aug. 19, 2003
Applicant:
Inventor:

Vincent R. Farnsworth, Fullerton, CA (US);

Assignee:

Beckman Coulter, Inc., Fullerton, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 3/705 ;
U.S. Cl.
CPC ...
H01J 3/705 ;
Abstract

An improved mass analyzer capable of parallel processing one or more analytes is set fourth. The mass analyzer comprises a mass filter unit having a plurality of ion selection chambers disposed in parallel with one another. Each of the plurality of ion selection chambers respectively includes an ion inlet lying in an inlet plane and an ion outlet lying in an outlet plane. The mass analyzer further includes a plurality of electrodes disposed in the ion selection chambers and at least one RF signal generator connected to the plurality of electrodes to produce a non-rotating, oscillating electric field in each ion selection chambers. A plurality of ion injectors are each coupled to inject an ion beam into the ion inlet of a respective ion selection chambers. The ions meeting predetermined m/Q requirements pass through the ion selection chambers to contact corresponding detection surfaces of an ion detector array. The mass filter array may also be constructed so that at least one pair of ion selection chambers share at least one common field generating electrode.


Find Patent Forward Citations

Farnsworth, Vincent. (2004). Mass analyzer allowing parallel processing one or more analytes (U.S. Patent No. 6791077). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6791077

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