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Class Information
Number: 257/E31.083
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) > Field-effect type (e.g., junction field-effect phototransistor) (epo) > Conductor-insulator-semiconductor type (epo)
Description: This subclass is indented under subclass E31.073. This subclass is substantially the same in scope as ECLA classification H01L31/113.

Sub-classes under this class:

Class Number Class Name Patents
257/E31.084 Diode or charge-coupled device (ccd) (epo) 67
257/E31.085 Metal-insulator-semiconductor field-effect transistor (epo) 84

Patents under this class:
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Patent Number Title Of Patent Date Issued
8704282 Method for forming a back-side illuminated image sensor Apr. 22, 2014
8633524 Solid-state imaging device Jan. 21, 2014
8093595 Thin film array panel and manufacturing method thereof Jan. 10, 2012
8053801 Monolithic photodetector Nov. 8, 2011
8026114 Emitter, manufacturing method and manufacturing apparatus thereof, electro-optical apparatus and electronic apparatus Sep. 27, 2011
7964451 Solid state imaging device and method for fabricating the same Jun. 21, 2011
7928439 Thin film transistor, organic light emitting display device including the same, and method of manufacturing the organic light emitting display device Apr. 19, 2011
7901961 Organic light emitting display device Mar. 8, 2011
7883912 Display device and method for manufacturing the same Feb. 8, 2011
7838319 MOS transistor and manufacturing method thereof Nov. 23, 2010
7838955 Image sensor and method for manufacturing the same Nov. 23, 2010
7821093 Solid-state imaging device with biased light shielding film Oct. 26, 2010
7737478 Photoelectric conversion device and electronic device provided with the photoelectric conversion device Jun. 15, 2010
7683384 Ultra-thin alphanumeric display Mar. 23, 2010
7683382 Organic light emitting diode display Mar. 23, 2010
7663143 Thin film transistor having a short channel formed by using an exposure mask with slits Feb. 16, 2010
7649203 Pixel structure of a thin film transistor liquid crystal display Jan. 19, 2010
7615838 CMOS image sensor and method for manufacturing the same Nov. 10, 2009
7550765 Semiconductor device and fabrication method thereof Jun. 23, 2009
RE39780 Photoelectric converter, its driving method, and system including the photoelectric converter Aug. 21, 2007
6825516 CMOS imager and method of formation Nov. 30, 2004
6809359 Solid-state imaging device, method for manufacturing the same, and method for driving the same Oct. 26, 2004
6696314 CMOS imager and method of formation Feb. 24, 2004
6661047 CMOS imager and method of formation Dec. 9, 2003
6645788 CMOS imager and method of formation Nov. 11, 2003
6586788 Inversion layer optical switch Jul. 1, 2003
6534808 Metal-insulator-semiconductor photocell and imager Mar. 18, 2003
6504196 CMOS imager and method of formation Jan. 7, 2003
6353240 CMOS sensor with shallow and deep regions Mar. 5, 2002
5962893 Schottky tunneling device Oct. 5, 1999
5920078 Optoelectronic device using indirect-bandgap semiconductor material Jul. 6, 1999
5880494 Active type photoelectric converting device and an active type solid-state imaging device using the same Mar. 9, 1999
5859450 Dark current reducing guard ring Jan. 12, 1999
5680229 Photoelectric conversion apparatus with band gap variation in the thickness direction Oct. 21, 1997
5583338 HgCdTe S-I-S two color infrared detector Dec. 10, 1996
5567956 Information processing apparatus including a photoelectric conversion element having a semiconductor layer with a varying energy band gap width Oct. 22, 1996
5527397 Photoelectric conversion device Jun. 18, 1996
5374841 HgCdTe S-I-S two color infrared detector Dec. 20, 1994
5247193 Semiconductor insulated gate device with four electrodes Sep. 21, 1993
5188970 Method for forming an infrared detector having a refractory metal Feb. 23, 1993
5171994 Infrared staring imaging array Dec. 15, 1992
5132761 Method and apparatus for forming an infrared detector having a refractory metal Jul. 21, 1992
5083175 Method of using offset gated gap-cell thin film device as a photosensor Jan. 21, 1992
5049950 MIS structure photosensor Sep. 17, 1991
5027177 Floating base lateral bipolar phototransistor with field effect gate voltage control Jun. 25, 1991
4975750 Semiconductor device Dec. 4, 1990
4916505 Composite unipolar-bipolar semiconductor devices Apr. 10, 1990
4910570 Photo-detector for ultraviolet and process for its production Mar. 20, 1990
4843446 Superconducting photodetector Jun. 27, 1989
4829354 Drift field switch May. 9, 1989

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