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, 2015

Filed:

Nov. 29, 2011
Applicants:

Fumito Nariyuki, Kanagawa-ken, JP;

Toshitaka Agano, Kanagawa-ken, JP;

Yasunori Ohta, Kanagawa-ken, JP;

Haruyasu Nakatsugawa, Kanagawa-ken, JP;

Inventors:

Fumito Nariyuki, Kanagawa-ken, JP;

Toshitaka Agano, Kanagawa-ken, JP;

Yasunori Ohta, Kanagawa-ken, JP;

Haruyasu Nakatsugawa, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/20 (2006.01); A61B 6/00 (2006.01);
U.S. Cl.
CPC ...
G01T 1/2018 (2013.01); A61B 6/4233 (2013.01);
Abstract

A radiographic image capturing apparatus includes a housing and a radiation detector accommodated in the housing. The radiation detector includes a scintillator for converting radiation into visible light and photodiodes for converting the visible light into electric charges. If it is assumed that a temperature-dependent rate of change in sensitivity of the scintillator with respect to the radiation is represented by A [%/K] and a temperature-dependent rate of change in sensitivity of the photodiodes with respect to visible light is represented by B [%/K], a scintillator and photodiodes are selected having temperature-dependent rates of change A and B that satisfy the following inequality (1):−0.35 [%/[%/  (1).


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