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:
Dec. 23, 2025

Filed:

May. 09, 2023
Applicant:

Sumitomo Heavy Industries, Ltd., Tokyo, JP;

Inventors:

Tetsuya Mukawa, Yokosuka, JP;

Hiroki Tanaka, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T 1/185 (2006.01); A61N 5/10 (2006.01); G01T 1/20 (2006.01); G01T 3/00 (2006.01);
U.S. Cl.
CPC ...
G01T 1/185 (2013.01); A61N 5/1071 (2013.01); G01T 1/201 (2013.01); G01T 1/2018 (2013.01); G01T 3/008 (2013.01); A61N 2005/109 (2013.01);
Abstract

A measuring device includes an ionization chamber where air is contained and a measurement value relating to radiation including a neutron ray and a gamma ray is measured, a detector that detects a detection value relating to the neutron ray, and a controller that calculates a dose of the gamma ray based on the measurement value measured in the ionization chamber and the detection value detected by the detector.


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