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Class Information
Number: 257/E31.04
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)
Description: This subclass is indented under subclass E31.002. This subclass is substantially the same in scope as ECLA classification H01L31/036.

Sub-classes under this class:

Class Number Class Name Patents
257/E31.047 Including amorphous semiconductor (epo) 56
257/E31.051 Including other nonmonocrystalline material (e.g., semiconductor particles embedded in insulating material) (epo) 27
257/E31.043 Including polycrystalline semiconductor (epo) 51
257/E31.041 Including thin film deposited on metallic or insulating substrate (epo) 110

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8686561 Nitride-based semiconductor device and method for fabricating the same Apr. 1, 2014
8628696 Molecular precursors for optoelectronics Jan. 14, 2014
8629347 Photovoltaic cells based on nanoscale structures Jan. 14, 2014
8624107 Photovoltaic cells based on nanoscale structures Jan. 7, 2014
8624108 Photovoltaic cells based on nano or micro-scale structures Jan. 7, 2014
8614495 Back side defect reduction for back side illuminated image sensor Dec. 24, 2013
8585932 Methods and articles for AIGS silver-containing photovoltaics Nov. 19, 2013
8585933 Methods for AIGS silver-containing photovoltaics Nov. 19, 2013
8585936 Methods for photovoltaic absorbers with controlled group 11 stoichiometry Nov. 19, 2013
8575471 Lattice matched semiconductor growth on crystalline metallic substrates Nov. 5, 2013
8545734 Methods for photovoltaic absorbers with controlled group 13 stoichiometry Oct. 1, 2013
8513761 Backside illumination semiconductor image sensor Aug. 20, 2013
8476616 Materials for electronic and optoelectronic devices having enhanced charge transfer Jul. 2, 2013
8445314 Method of creating reusable template for detachable thin film substrate May. 21, 2013
8415192 Colloidal nanoparticle materials for photodetectors and photovoltaics Apr. 9, 2013
8378463 Orientation of electronic devices on mis-cut substrates Feb. 19, 2013
8324624 Thin film transistor array substrate for an X-ray detector and method of fabricating the same Dec. 4, 2012
8314327 Photovoltaic cells based on nano or micro-scale structures Nov. 20, 2012
8309843 Photovoltaic cells based on nanoscale structures Nov. 13, 2012
8212336 Field effect transistor source or drain with a multi-facet surface Jul. 3, 2012
8168465 Three-dimensional semiconductor template for making high efficiency thin-film solar cells May. 1, 2012
8093590 Photoelectric conversion device Jan. 10, 2012
8093684 Iron sulfide semiconductor doped with Mg or Zn, junction devices and photoelectric converter comprising same Jan. 10, 2012
8071420 Edge film removal process for thin film solar cell applications Dec. 6, 2011
8067820 Silocon wafer supporting method, heat treatment jig and heat-treated wafer Nov. 29, 2011
8022391 Photodetectors and photovoltaics based on semiconductor nanocrystals Sep. 20, 2011
7943937 Array substrate for liquid crystal display device and method of fabricating the same May. 17, 2011
7915611 Photoelectric conversion device Mar. 29, 2011
7888780 Semiconductor structures incorporating multiple crystallographic planes and methods for fabrication thereof Feb. 15, 2011
7884447 Laser diode orientation on mis-cut substrates Feb. 8, 2011
7803670 Twisted dual-substrate orientation (DSO) substrates Sep. 28, 2010
7754519 Methods of forming a photovoltaic cell Jul. 13, 2010
7755172 Opto-electronic and electronic devices using N-face or M-plane GaN substrate prepared with ammonothermal growth Jul. 13, 2010
7709886 Thin film transistor and pixel structure May. 4, 2010
7709933 Structural element having a porous region at least regionally provided with a cover layer and its use as well as method for setting the thermal conductivity of a porous region May. 4, 2010
7687824 Method of improving surface flatness of group-III nitride crystal, substrate for epitaxial growth, and semiconductor device Mar. 30, 2010
7683373 Thin film transistor and method of fabricating the same Mar. 23, 2010
7659131 Process for producing a flat panel radiation detector and a flat panel radiation detector Feb. 9, 2010
7649243 Semiconductor structures incorporating multiple crystallographic planes and methods for fabrication thereof Jan. 19, 2010
7629661 Semiconductor devices with photoresponsive components and metal silicide light blocking structures Dec. 8, 2009
7615849 Semiconductor device and manufacturing method thereof Nov. 10, 2009
7498645 Extreme ultraviolet (EUV) detectors based upon aluminum nitride (ALN) wide bandgap semiconductors Mar. 3, 2009
7442589 System and method for uniform multi-plane silicon oxide layer formation for optical applications Oct. 28, 2008
7384810 Image display device and method for manufacturing the same Jun. 10, 2008
7253483 Semiconductor device layout and channeling implant process Aug. 7, 2007
6849918 Miniaturized dielectrically isolated solid state device Feb. 1, 2005
6713762 Acoustic absorption electromagnetic radiation sensing with SIC Mar. 30, 2004
6653552 Photoelectric conversion device and method of manufacturing the same Nov. 25, 2003
6177711 Photoelectric conversion element Jan. 23, 2001
6143976 Solar cell with reduced shading and method of producing the same Nov. 7, 2000

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