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:
Apr. 16, 2024
Filed:
Sep. 29, 2021
Applicant:
Jeol Ltd., Tokyo, JP;
Inventor:
Hirokazu Tanaka, Tokyo, JP;
Assignee:
JEOL Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); G01N 30/72 (2006.01); G01N 30/86 (2006.01); G01N 30/02 (2006.01);
U.S. Cl.
CPC ...
H01J 49/0036 (2013.01); G01N 30/7206 (2013.01); G01N 30/8631 (2013.01); H01J 49/0031 (2013.01); G01N 2030/025 (2013.01);
Abstract
A first trend chart and a second trend chart are displayed along with a chromatogram. The first trend chart is generated based on a plurality of first representative value arrays obtained from a plurality of mass spectra. The second trend chart is generated based on a plurality of second representative value arrays obtained from the plurality of mass spectra. A mass spectrum stable period is determined based on the first trend chart and the second trend chart.