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Class Information
Number: 257/E31.054
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) > Adapted to control current flow through device (e.g., photoresistor) (epo) > For device having potential or surface barrier (e.g., phototransistor) (epo) > Device sensitive to infrared, visible, or ultraviolet radiation (epo)
Description: This subclass is indented under subclass E31.053. This subclass is substantially the same in scope as ECLA classification H01L31/101.










Sub-classes under this class:

Class Number Class Name Patents
257/E31.07 Characterized by at least three potential barriers (epo) 20
257/E31.055 Characterized by only one potential or surface barrier (epo) 26
257/E31.068 Characterized by two potential or surface barriers (epo) 48
257/E31.073 Field-effect type (e.g., junction field-effect phototransistor) (epo) 59


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8691637 Solid-state image pickup device and method of manufacturing same Apr. 8, 2014
8642943 Semiconductor wafer, light-receiving element, light-receiving element array, hybrid-type detection device, optical sensor device, and process for production of semiconductor wafer Feb. 4, 2014
8643133 Thermal detector, thermal detection device, and electronic instrument Feb. 4, 2014
8629456 Semiconductor device Jan. 14, 2014
8624309 Photosensors including photodiode control electrodes and methods of operating same Jan. 7, 2014
8614112 Method of damage-free impurity doping for CMOS image sensors Dec. 24, 2013
8519459 Solid-state imaging device and electronic equipment Aug. 27, 2013
8513753 Photodiode having a buried well region Aug. 20, 2013
8476102 Solid state image pickup device and method for manufacturing solid state image pickup device Jul. 2, 2013
8471261 Solid-state image pickup device Jun. 25, 2013
8466532 Photoelectric conversion apparatus and imaging system using the photoelectric conversion apparatus Jun. 18, 2013
8441094 Resonator element and resonator pixel for microbolometer sensor May. 14, 2013
8394650 Solar cell interconnection, module and panel method Mar. 12, 2013
8358167 Photo sensing unit and photo sensor thereof Jan. 22, 2013
8350351 Semiconductor light receiving device Jan. 8, 2013
8319301 Self-aligned filter for an image sensor Nov. 27, 2012
8242028 UV treatment of etch stop and hard mask films for selectivity and hermeticity enhancement Aug. 14, 2012
8227793 Photodetector capable of detecting the visible light spectrum Jul. 24, 2012
8207051 Semiconductor surface modification Jun. 26, 2012
8158983 Semiconducting sheet Apr. 17, 2012
8148762 Photodiodes, image sensing devices and image sensors Apr. 3, 2012
8097927 Highly sensitive photo-sensing element and photo-sensing device using the same Jan. 17, 2012
8089106 Image sensor and method for manufacturing the same Jan. 3, 2012
8076741 Photo sensing element array substrate Dec. 13, 2011
8013413 Distance image sensor Sep. 6, 2011
8003429 Method of fabricating image sensor Aug. 23, 2011
7994554 CMOS image sensor and manufacturing method thereof Aug. 9, 2011
7982251 Device for detecting/storing electromagnetic beams, method for making same, and use thereof and imager incorporating same Jul. 19, 2011
7955888 Method of fabricating image sensor having reduced dark current Jun. 7, 2011
7947528 Solid-state image pickup device, electronic apparatus using such solid-state image pickup device and method of manufacturing solid-state image pickup device May. 24, 2011
7943976 CMOS image sensor and manufacturing method thereof May. 17, 2011
7939362 Image sensor and method of fabricating the same May. 10, 2011
7915652 Integrated infrared and color CMOS imager sensor Mar. 29, 2011
7911015 Infrared detector and infrared solid-state imaging device Mar. 22, 2011
7906825 Ge imager for short wavelength infrared Mar. 15, 2011
7884439 Silicon-based visible and near-infrared optoelectric devices Feb. 8, 2011
7880257 Image sensors including photoelectric converting units having multiple impurity regions Feb. 1, 2011
7868405 Inexpensive organic solar cell and method of producing same Jan. 11, 2011
7847362 Photo detector, image sensor, photo-detection method, and imaging method Dec. 7, 2010
7843027 Solid-state imaging device, camera and method of producing the solid-state imaging device Nov. 30, 2010
7821093 Solid-state imaging device with biased light shielding film Oct. 26, 2010
7768087 Photodiode, solid slate image sensor, and method of manufacturing the same Aug. 3, 2010
7750422 Solid state image pickup apparatus and radiation image pickup apparatus Jul. 6, 2010
7701029 Solid-state image pickup device Apr. 20, 2010
7701030 Pinned photodiode with high storage capacity, method of manufacture and image sensor incorporating same Apr. 20, 2010
7701044 Chip package for image sensor and method of manufacturing the same Apr. 20, 2010
7679159 Solid state imaging device and solid state imaging element Mar. 16, 2010
7659536 High performance hyperspectral detectors using photon controlling cavities Feb. 9, 2010
7646075 Microelectronic imagers having front side contacts Jan. 12, 2010
7579633 Photoelectric conversion device, image sensor, and method for manufacturing photoelectric conversion device Aug. 25, 2009

1 2 3 4










 
 
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