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.:
Date of Patent:
Aug. 11, 2026
Filed:
Jun. 29, 2022
Hitachi High-tech Corporation, Tokyo, JP;
HITACHI HIGH-TECH CORPORATION, Tokyo, JP;
Abstract
In order to easily detect anomaly in a liquid chromatograph mass spectrometer, a liquid chromatography including a plurality of flow paths, a mass spectrometer, and a processing device that acquires a signal intensity that is a measurement result of a substance from the mass spectrometer are provided, each of the plurality of flow paths includes a separation column, the plurality of flow paths is installed to be parallel to each other, a flow path connected to the mass spectrometer is selected from the plurality of flow paths by a selector valve, a predetermined substance is made to flow together with a solution in each of the plurality of flow paths and the mass spectrometer measures the predetermined substance, and the processing device determines an anomaly of LC/MS based on the signal intensity obtained by the mass spectrometer for each of the plurality of flow paths, and outputs a result.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile