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Class Information
Number: 257/E31.13
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) > Detail of nonsemiconductor component of radiation-sensitive semiconductor device (epo) > Texturized surface (epo)
Description: This subclass is indented under subclass E31.11. This subclass is substantially the same in scope as ECLA classification H01L31/0236.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8685856 Solid-state imaging device, fabrication method thereof, imaging apparatus, and fabrication method of anti-reflection structure Apr. 1, 2014
8679889 Hybrid polysilicon heterojunction back contact cell Mar. 25, 2014
8664737 Three-dimensional semiconductor template for making high efficiency thin-film solar cells Mar. 4, 2014
8637405 Silicon surface texturing method for reducing surface reflectance Jan. 28, 2014
8628996 Uniformly distributed self-assembled cone-shaped pillars for high efficiency solar cells Jan. 14, 2014
8604337 Method to evaluate effectiveness of substrate cleanness and quantity of pin holes in an antireflective coating of a solar cell Dec. 10, 2013
8597970 Hybrid polysilicon heterojunction back contact cell Dec. 3, 2013
8586397 Method for forming diffusion regions in a silicon substrate Nov. 19, 2013
8581358 Photoelectric conversion device and manufacturing method Nov. 12, 2013
8574949 Methods of building crystalline silicon solar cells for use in combinatorial screening Nov. 5, 2013
8569099 Enhanced methods for fabricating solar cells with textured surfaces Oct. 29, 2013
8569098 Method for manufacturing photoelectric conversion device Oct. 29, 2013
8563352 Creation and translation of low-relief texture for a photovoltaic cell Oct. 22, 2013
8524549 Method of fabricating thin-film transistor substrate Sep. 3, 2013
8519260 Method to evaluate effectiveness of substrate cleanness and quantity of pin holes in an antireflective coating of a solar cell Aug. 27, 2013
8445314 Method of creating reusable template for detachable thin film substrate May. 21, 2013
8420435 Ion implantation fabrication process for thin-film crystalline silicon solar cells Apr. 16, 2013
8420436 Method for manufacturing solar cell, etching device, and CVD device Apr. 16, 2013
8409904 Methods for forming anti-reflection structures for CMOS image sensors Apr. 2, 2013
8409912 Back side contact solar cell structures and fabrication processes Apr. 2, 2013
8389309 Method for manufacturing semiconductor light-emitting apparatus Mar. 5, 2013
8361836 Method for manufacturing photoelectric conversion element and photoelectric conversion element Jan. 29, 2013
8354585 Solar cell and method of fabricating the same Jan. 15, 2013
8330243 Semiconductor light-receiving element and optical module Dec. 11, 2012
8253154 Lens for light emitting diode package Aug. 28, 2012
8217402 Light emitting devices including wavelength converting material Jul. 10, 2012
8212242 Organic light emitting diode display having a corner-cube pattern cover layer Jul. 3, 2012
8212250 Backside texturing by cusps to improve IR response of silicon solar cells and photodetectors Jul. 3, 2012
8198628 Doped substrate to be heated Jun. 12, 2012
8170076 GaN laser element May. 1, 2012
8163638 Back side contact solar cell structures and fabrication processes Apr. 24, 2012
8124437 Forming protrusions in solar cells Feb. 28, 2012
8124535 Method of fabricating solar cell Feb. 28, 2012
8120027 Backside nanoscale texturing to improve IR response of silicon solar cells and photodetectors Feb. 21, 2012
8119438 Method of manufacturing solar cell Feb. 21, 2012
8101454 Method of forming pixel cell having a grated interface Jan. 24, 2012
7989813 Display apparatus with storage electrodes having concavo-convex features Aug. 2, 2011
7951638 Method for making a textured surface on a solar cell May. 31, 2011
7880168 Method and apparatus providing light traps for optical crosstalk reduction Feb. 1, 2011
7820475 Back side contact solar cell structures and fabrication processes Oct. 26, 2010
7696589 Optical device Apr. 13, 2010
7667286 Light-collecting device, solid-state imaging apparatus and method of manufacturing thereof Feb. 23, 2010
7651884 Method of fabricating a CMOS image sensor with micro lenses formed in a wiring layer Jan. 26, 2010
7618838 Hybrid solar cells based on nanostructured semiconductors and organic materials Nov. 17, 2009
7508043 Sensor for analyzing a sample by utilizing localized plasmon resonance Mar. 24, 2009
7495305 Optical device Feb. 24, 2009
6972438 Light emitting diode with porous SiC substrate and method for fabricating Dec. 6, 2005
6946029 Sheet manufacturing method, sheet, sheet manufacturing apparatus, and solar cell Sep. 20, 2005
6927444 Semiconductor memory device having capacitor and method of forming the same Aug. 9, 2005
6858462 Enhanced light absorption of solar cells and photodetectors by diffraction Feb. 22, 2005

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