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.:

US 8008634 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 30, 2011

Filed:

Oct. 22, 2010
Applicants:

Jun Sakurai, Hamamatsu, JP;

Ichinobu Shimizu, Hamamatsu, JP;

Gouji Kamimura, Hamamatsu, JP;

Inventors:

Jun Sakurai, Hamamatsu, JP;

Ichinobu Shimizu, Hamamatsu, JP;

Gouji Kamimura, Hamamatsu, JP;

Assignee:

Hamamatsu Photonics K.K., Hamamatsu-shi, Shizuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 42/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A radiation image converting panel has a structure capable of arbitrarily controlling a change in luminance distribution of an entire panel surface after formation of a moisture-resistant protective film. The radiation image converting panel comprises a radiation converting film doped with Eu and covered with a moisture-resistant protective film. The Eu concentration in the radiation converting film is preliminarily adjusted such that the Eu concentration at a central portion or peripheral portion of the film falls within an optimal range, and the other film portion is provided with a positive or negative concentration gradient such that the Eu concentration thereof gradually become higher or lower than the optimal range. The luminance distribution of the entire panel in which the moisture-resistant protective film has been formed can be controlled by providing the Eu concentration to be added with a concentration gradient.


Find Patent Forward Citations

Sakurai, Jun. (2011). Radiation image converting panel (U.S. Patent No. 8008634). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8008634

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