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 9841407 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 12, 2017

Filed:

Mar. 03, 2015
Applicant:

Shimadzu Corporation, Kyoto-shi, Kyoto, JP;

Inventor:

Hiroshi Ohashi, Otsu, JP;

Assignee:

SHIMADZU CORPORATION, Kyoto-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 30/26 (2006.01); G01N 30/86 (2006.01); G01N 30/46 (2006.01); G01N 30/34 (2006.01);
U.S. Cl.
CPC ...
G01N 30/26 (2013.01); G01N 30/8658 (2013.01); G01N 30/466 (2013.01); G01N 30/468 (2013.01); G01N 2030/342 (2013.01);
Abstract

A liquid chromatograph analysis method and a liquid chromatograph minimize analysis time when performing analyses by switching columns and mobile phases. Liquid chromatographfor performing a plurality of analyses according to a schedule table includes: mobile phase switching sectionsfor switching a plurality of mobile phases to select a mobile phase to be used in analysis; column switching sectionsfor switching a plurality of columns-to select a column to be used in analysis; and control sectionincluding memoryfor storing an equilibration time of each of the plurality of columnstoand an equilibration controllerfor controlling column equilibration. If used columns or used mobile phases are different between two consecutively executed analyses, equilibration controllerequilibrates a column used in the later of the two analyses over an equilibration time read out from memory


Find Patent Forward Citations

Ohashi, Hiroshi. (2017). Liquid chromatograph and liquid chromatograph analysis method (U.S. Patent No. 9841407). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9841407

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