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:
Aug. 02, 2022
Filed:
Mar. 06, 2018
Hitachi, Ltd., Tokyo, JP;
Yuichiro Ueno, Tokyo, JP;
Takahiro Tadokoro, Tokyo, JP;
Shuichi Hatakeyama, Tokyo, JP;
Yasushi Nagumo, Tokyo, JP;
Katsunori Ueno, Tokyo, JP;
Kouichi Okada, Tokyo, JP;
HITACHI, LTD., Tokyo, JP;
Abstract
A radiation monitoring deviceincludes a scintillator portionwhich emits light whose intensity depends on a dose of incident radiation, an optical fiberwhich transmits photons generated in the scintillator portion, a photoelectric converterwhich converts photons transmitted by the optical fiberto electric signals, a signal counterwhich counts each of electric signals after being converted by the photoelectric converterwith a certain dead time adjusted relative to time width of an irradiation pulse of radiation, a dose calculation unitwhich calculates a dose from a signal count value counted by the signal counter, and a display unitwhich displays a result of measurement calculated by the dose calculation unit