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, 2023
Applicant:

Jeol Ltd., Tokyo, JP;

Inventors:

Ayumi Kubo, Tokyo, JP;

Masaaki Ubukata, Tokyo, JP;

Kenji Nagatomo, Tokyo, JP;

Assignee:

JEOL Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); G16C 20/20 (2019.01);
U.S. Cl.
CPC ...
H01J 49/0036 (2013.01); G16C 20/20 (2019.02); H01J 49/009 (2013.01);
Abstract

A partial structure estimation apparatus is configured to generate a first explanatory variable by performing composition estimation for each peak in a mass spectrum acquired from a sample, and to generate a second explanatory variable by performing composition estimation for each peak interval in the mass spectrum. The partial structure estimation apparatus is further configured to then estimate a partial structure as an objective variable based on the first explanatory variable and the second explanatory variable. In a partial structure estimation model generation apparatus, a partial structure estimation model is generated through machine learning using a training data set.


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