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Class Information
Number: 257/E31.046
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 crystalline structure or plane (epo) > Including polycrystalline semiconductor (epo) > Including only group iv element (epo) > Including microcrystalline group iv compound (e.g., c-sige, c-sic) (epo)
Description: This subclass is indented under subclass E31.044. This subclass is substantially the same in scope as ECLA classification H01L31/0368B3.

Patents under this class:

Patent Number Title Of Patent Date Issued
8629445 Semiconductor device, manufacturing method thereof, and electronic appliance Jan. 14, 2014
8389995 Epitaxial solid-state semiconducting heterostructures and method for making same Mar. 5, 2013
8258025 Method for manufacturing microcrystalline semiconductor film and thin film transistor Sep. 4, 2012
8101901 Method and apparatus for acquiring physical information, method for manufacturing semiconductor device including array of a plurality of unit components for detecting physical quantity distrib Jan. 24, 2012
8043980 Methods for making and using halosilylgermanes Oct. 25, 2011
7989926 Semiconductor device including non-stoichiometric silicon carbide layer and method of fabrication thereof Aug. 2, 2011
7821033 Semiconductor component comprising a drift zone and a drift control zone Oct. 26, 2010
7495250 Integrated circuit structures having a boron- and carbon-doped etch-stop and methods, devices and systems related thereto Feb. 24, 2009
7420207 Photo-detecting device and related method of formation Sep. 2, 2008
7078329 Method of manufacturing silicon carbide semiconductor device Jul. 18, 2006
7001460 Semiconductor element and its manufacturing method Feb. 21, 2006
6635899 Semiconductor element having microcrystalline grains and manufacturing method thereof Oct. 21, 2003
6303945 Semiconductor element having microcrystalline semiconductor material Oct. 16, 2001
5085711 Photovoltaic device Feb. 4, 1992
4609771 Tandem junction solar cell devices incorporating improved microcrystalline p-doped semiconductor alloy material Sep. 2, 1986

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