Radiant energy – Invisible radiant energy responsive electric signalling – Semiconductor system
Reexamination Certificate
2003-04-17
2009-06-30
Porta, David P (Department: 2884)
Radiant energy
Invisible radiant energy responsive electric signalling
Semiconductor system
C250S370090, C250S370130
Reexamination Certificate
active
07554092
ABSTRACT:
An X-ray detector for detecting X rays includes a semiconductor for generating electric charges therein upon X-ray incidence, and electrodes formed on opposite sides of the semiconductor for application of a predetermined bias voltage. The semiconductor is amorphous selenium (a-Se) doped with a predetermined quantity of an alkali metal.
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European Search Report for co-pending application mailed on Oct. 16, 2003.
Nakayama Takayuki
Sato Kenji
Sato Toshiyuki
Shima Kazuhiko
Shimura Yoichiro
Cheng Law Group PLLC
Lee Shun
Porta David P
Shimadzu Corporation
Shindengen Electric Manufacturing Co. Ltd.
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