Radiant energy – Invisible radiant energy responsive electric signalling
Reexamination Certificate
2011-04-19
2011-04-19
Porta, David P (Department: 2884)
Radiant energy
Invisible radiant energy responsive electric signalling
Reexamination Certificate
active
07928385
ABSTRACT:
A radiation machine includes a sensor configured to convert radiation into an electric signal; an electronic component configured to process the electric signal output from the sensor; and a protector configured to protect at least a part of the electronic component from exposure to radiation, a transmittance of radiation of the protector being changeable. In the radiation machine, the transmittance of the protector, which protects an IC in the casing, is protected from exposure to radiation.
REFERENCES:
patent: 5811790 (1998-09-01), Endo
patent: 2004/0188626 (2004-09-01), Yamamoto
patent: 2007/0057192 (2007-03-01), Vogtmeier et al.
patent: 9-288184 (1997-11-01), None
patent: 2006-202791 (2006-08-01), None
Canon Kabushiki Kaisha
Canon U.S.A. Inc. I.P. Division
Porta David P
Taningco Marcus H
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