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. 23, 2021

Filed:

Aug. 19, 2019
Applicant:

Hamamatsu Photonics K.k., Hamamatsu, JP;

Inventors:

Motohiro Suyama, Hamamatsu, JP;

Hideki Shimoi, Hamamatsu, JP;

Ryosuke Ota, Hamamatsu, JP;

Ryoko Yamada, Hamamatsu, JP;

Assignee:

HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 6/00 (2006.01); G01T 1/24 (2006.01); A61B 6/03 (2006.01);
U.S. Cl.
CPC ...
A61B 6/4266 (2013.01); A61B 6/032 (2013.01); A61B 6/037 (2013.01); A61B 6/481 (2013.01); G01T 1/247 (2013.01); G01T 1/249 (2013.01);
Abstract

A high-energy ray detector includes a detection unit in a vacuum container. The detection unit includes a first electron multiplier, a second electron multiplier, and an electron collector. Each of the first electron multiplier and the second electron multiplier has one or more MCPs each configured to emit electrons by interaction with an incident high-energy ray (γ-ray, X-ray (in particular hard X-ray), or neutron ray), and multiply and output the electrons. The electron collector is transmissive for the high-energy ray. The electron collector is configured to collect the electrons multiplied and output from each of the first electron multiplier and the second electron multiplier, and output an electric pulse signal.


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