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Class Information
Number: 257/E31.016
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) > Including, apart from doping material or other impurity, only group ii-vi compound (e.g., cds, zns, hgcdte) (epo) > For device having potential or surface barrier (epo)
Description: This subclass is indented under subclass E31.015. This subclass is substantially the same in scope as ECLA classification H01L31/0296B.










Sub-classes under this class:

Class Number Class Name Patents
257/E31.017 Characterized by doping material (epo) 34


Patents under this class:

Patent Number Title Of Patent Date Issued
8617916 Chemical bath deposition method for fabrication of semiconductor films Dec. 31, 2013
8497503 Manufacture of photovoltaic devices Jul. 30, 2013
8129615 Multiband semiconductor compositions for photovoltaic devices Mar. 6, 2012
6975012 Semiconductor radiation detector having voltage application means comprises InxCdyTez on CdTe semiconductor substrate Dec. 13, 2005
6861681 On-p-GaAs substrate Zn1-xMgxSySe1-y pin photodiode and on-p-GaAs substrate Zn1-xMgxSySe1-y avalanche photodiode Mar. 1, 2005
6362483 Visible-blind UV detectors Mar. 26, 2002
5229321 Method of diffusing mercury into a crystalline semiconductor material including mercury Jul. 20, 1993
4888062 Pin junction photovoltaic element having I-type semiconductor layer comprising non-single crystal material containing at least Zn, Se and H in an amount of 1 to 4 atomic % Dec. 19, 1989
4828876 Production of photoelectric conversion film and contact type image sensor May. 9, 1989
4751149 Chemical vapor deposition of zinc oxide films and products Jun. 14, 1988
4568792 Photovoltaic cell including doped cadmium telluride, a dislocation preventing agent and improved ohmic contacts Feb. 4, 1986
4445965 Method for making thin film cadmium telluride and related semiconductors for solar cells May. 1, 1984
4295148 Method of fabrication of electroluminescent and photodetecting diodes Oct. 13, 1981
RE30412 CdTe Barrier type photovoltaic cells with enhanced open-circuit voltage, and process of manufacture Oct. 7, 1980











 
 
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