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Class Information
Number: 257/E31.119
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) > Coatings (epo)
Description: This subclass is indented under subclass E31.11. This subclass is substantially the same in scope as ECLA classification H01L31/0216.










Sub-classes under this class:

Class Number Class Name Patents
257/E31.12 For device having potential or surface barrier (epo) 171


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8679889 Hybrid polysilicon heterojunction back contact cell Mar. 25, 2014
8658888 Solar energy utilization device and method for manufacturing the same Feb. 25, 2014
8647914 Solar cell and method of fabricating the same Feb. 11, 2014
8637951 Semiconductor light receiving element and optical communication device Jan. 28, 2014
8637948 Photovoltaic device Jan. 28, 2014
8637765 Single junction type cigs thin film solar cell and method for manufacturing the thin film solar cell Jan. 28, 2014
8633558 Package structure for a chip and method for fabricating the same Jan. 21, 2014
8623692 Method for manufacturing solar cell including etching Jan. 7, 2014
8592245 Substrate bias for CMOS imagers Nov. 26, 2013
8541860 Antireflective coating Sep. 24, 2013
8530945 Solid-state image pickup element, method of manufacturing the same, and electronic apparatus Sep. 10, 2013
8471300 Image sensor devices including electrically conductive reflectors Jun. 25, 2013
8445312 Method of manufacturing crystalline silicon solar cells using co diffusion of Boron and Phosphorus May. 21, 2013
8415727 Backside-illuminated (BSI) image sensor with backside diffusion doping Apr. 9, 2013
8384133 Image sensor comprising anti-reflection layer having high refractive index Feb. 26, 2013
8344431 Image sensor having reduced dark current Jan. 1, 2013
8268662 Fabricating method of complementary metal-oxide-semiconductor (CMOS) image sensor Sep. 18, 2012
8268728 Method of cleaning and forming a negatively charged passivation layer over a doped region Sep. 18, 2012
8242004 Semiconductor device and method of fabricating the same Aug. 14, 2012
8222708 Image sensor and method of fabricating the same Jul. 17, 2012
8168462 Passivation process for solar cell fabrication May. 1, 2012
8163638 Back side contact solar cell structures and fabrication processes Apr. 24, 2012
8158449 Particle emission analysis for semiconductor fabrication steps Apr. 17, 2012
8124535 Method of fabricating solar cell Feb. 28, 2012
8072039 Energy conversion film and quantum dot film comprising quantum dot compound, energy conversion layer including the quantum dot film, and solar cell including the energy conversion layer Dec. 6, 2011
8053800 Reflection-type photointerrupter Nov. 8, 2011
8035186 Low-noise semiconductor photodetectors Oct. 11, 2011
8017428 Process of forming a silicon solar cell Sep. 13, 2011
8008208 Method of cleaning and forming a negatively charged passivation layer over a doped region Aug. 30, 2011
7999340 Apparatus and method for forming optical black pixels with uniformly low dark current Aug. 16, 2011
7994600 Antireflective coating Aug. 9, 2011
7977759 Fingerprint sensor chip package method and the package structure thereof Jul. 12, 2011
7948041 Sensor having a thin-film inhibition layer May. 24, 2011
7944015 Semiconductor device and method of manufacturing the same May. 17, 2011
7939362 Image sensor and method of fabricating the same May. 10, 2011
7923282 Formation of stretchable photovoltaic devices and carriers Apr. 12, 2011
7923628 Method of controlling the composition of a photovoltaic thin film Apr. 12, 2011
7880254 Semiconductor light receiving device and method for manufacturing same Feb. 1, 2011
7863078 Method for making an anti-reflection film of a solar cell Jan. 4, 2011
7833820 Nanoparticle containing siloxane polymers Nov. 16, 2010
7820475 Back side contact solar cell structures and fabrication processes Oct. 26, 2010
7816753 IrOx nanostructure electrode neural interface optical device Oct. 19, 2010
7791157 Energy conversion film and quantum dot film comprising quantum dot compound, energy conversion layer including the quantum dot film, and solar cell including the energy conversion layer Sep. 7, 2010
7781320 Method for fabricating a semiconductor device by considering the extinction coefficient during etching of an interlayer insulating film Aug. 24, 2010
7745900 Method and apparatus providing refractive index structure for a device capturing or displaying images Jun. 29, 2010
7723812 Preferentially deposited lubricant to prevent anti-stiction in micromechanical systems May. 25, 2010
7709919 Solid-state image sensing device including anti-reflection structure including polysilicon and method of manufacturing the same May. 4, 2010
7592195 Method for producing a sensor or actuator arrangement, and corresponding sensor or actuator arrangement Sep. 22, 2009
7492019 Micromachined assembly with a multi-layer cap defining a cavity Feb. 17, 2009
7420257 Backside-illuminated photodetector Sep. 2, 2008

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