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.:
Date of Patent:
Mar. 20, 1990
Filed:
Jul. 26, 1985
Applicant:
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T / ;
U.S. Cl.
CPC ...
436 57 ; 25037007 ; 436 58 ; 204 / ;
Abstract
A method and apparatus for detecting the presence of radiation are provided by making use of the change that occur in the electrical and optical properties of an electroconductive polymer which is exposed to radiation while in contact with doping gas. Said method and apparatus can be applied to the purpose of detection or determination of all radiations including electron beams, gamma-rays, alpha-rays and neutron rays.