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Class Information
Number: 257/E31.01
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductor devices responsive or sensitive to electromagnetic radiation (e.g., infrared radiation, adapted for conversion of radiation into electrical energy or for control of electrical energy by such radiation processes, or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof) (epo) > Characterized by semiconductor body (epo) > Characterized by semiconductor body material (epo) > Inorganic materials (epo) > Selenium or tellurium (epo) > Characterized by doping material (epo)
Description: This subclass is indented under subclass E31.008. This subclass is substantially the same in scope as ECLA classification H01L31/0272C.

Patents under this class:

Patent Number Title Of Patent Date Issued
8659107 Radiation receiver and method of producing a radiation receiver Feb. 25, 2014
8410004 Chalcogenide absorber layers for photovoltaic applications and methods of manufacturing the same Apr. 2, 2013
8273596 Method for producing electric contacts on a semiconductor component Sep. 25, 2012
8158537 Chalcogenide absorber layers for photovoltaic applications and methods of manufacturing the same Apr. 17, 2012
7679158 Radiation image detector Mar. 16, 2010
7566942 Multi-spectral pixel and focal plane array Jul. 28, 2009
7160753 Silicon-on-insulator active pixel sensors Jan. 9, 2007
4330733 Photoconductive target May. 18, 1982
4021375 Method of fabricating polycrystalline selenium imaging devices May. 3, 1977

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