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Class Information
Number: 257/167
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Regenerative type switching device (e.g., scr, comfet, thyristor) > Having at least four external electrodes
Description: Subject matter wherein the regenerative active junction switching device has at least four electrodes connected to the outside of the device.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8592881 Organic light emitting element and method of manufacturing the same Nov. 26, 2013
8569843 Semiconductor device Oct. 29, 2013
8558287 Apparatus and method for introducing a controllable delay to an input signal Oct. 15, 2013
8362576 Transistor with reduced depletion field width Jan. 29, 2013
8344463 Bidirectional switch Jan. 1, 2013
8072001 Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same Dec. 6, 2011
8044485 Semiconductor device Oct. 25, 2011
7804109 Heterojunction bipolar transistor and method for manufacturing the same, and power amplifier using the same Sep. 28, 2010
7608503 Side wall active pin memory and manufacturing method Oct. 27, 2009
7592642 Thyristor-based semiconductor device with indium-carbon implant and method of fabrication Sep. 22, 2009
7294540 Method for manufacturing a nitride based semiconductor device Nov. 13, 2007
7109533 Electrostatic discharge protection device Sep. 19, 2006
6936911 Semiconductor integrated circuit device Aug. 30, 2005
6930352 Insulated gate semiconductor device Aug. 16, 2005
6791146 Silicon controlled rectifier structure with guard ring controlled circuit Sep. 14, 2004
6759691 ESD protection circuit having a high triggering threshold Jul. 6, 2004
6713848 Output stage layout for minimum cross coupling between channels Mar. 30, 2004
6696709 Low voltage protection module Feb. 24, 2004
6603154 Semiconductor package and method of manufacturing semiconductor package Aug. 5, 2003
6472693 Semiconductor device and method of manufacturing the same Oct. 29, 2002
5973367 Multiple gated MOSFET for use in DC-DC converter Oct. 26, 1999
5959344 High forward current gain bipolar transistor Sep. 28, 1999
5677552 Optical control circuit for an optical pnpn thyristor Oct. 14, 1997
5627387 Overvoltage self-protection semiconductor device, method of fabrication thereof and semiconductor circuit using the same May. 6, 1997
5608235 Voltage-controlled bidirectional switch Mar. 4, 1997
5585650 Semiconductor bidirectional switch and method of driving the same Dec. 17, 1996
5569940 AC switch triggered at a predetermined half-period Oct. 29, 1996
5561393 Control device of semiconductor power device Oct. 1, 1996
5471074 A.c. switch triggered at a predetermined half-period Nov. 28, 1995
5459339 Double gate semiconductor device and control device thereof Oct. 17, 1995
5412228 Multifunctional semiconductor switching device having gate-controlled regenerative and non-regenerative conduction modes, and method of operating same May. 2, 1995
5378903 Semiconductor device with low on-voltage and large controllable turn-off current Jan. 3, 1995
5371385 Surge protection device Dec. 6, 1994
5365086 Thyristors having a common cathode Nov. 15, 1994
5349212 Semiconductor device having thyristor structure Sep. 20, 1994
5336907 MOS gate controlled thyristor having improved turn on/turn off characteristics Aug. 9, 1994
5323044 Bi-directional MOSFET switch Jun. 21, 1994
5298769 GTO thyristor capable of preventing parasitic thyristors from being generated Mar. 29, 1994
5293051 Photoswitching device including a MOSFET for detecting zero voltage crossing Mar. 8, 1994
5245202 Conductivity modulation type MISFET and a control circuit thereof Sep. 14, 1993
5093705 Thyristor with reduced central zone thickness Mar. 3, 1992
5083185 Surge absorption device Jan. 21, 1992
4994884 Gate-controlled bi-directional semiconductor switching device Feb. 19, 1991
4979011 SCR structure for fast turn-on switching Dec. 18, 1990
4977438 Turn-off semiconductor component and use thereof Dec. 11, 1990
4963972 Gate turn-off thyristor with switching control field effect transistor Oct. 16, 1990
4959703 Turn-on/off driving technique for insulated gate thyristor Sep. 25, 1990
4956690 Zero crossing type thyristor Sep. 11, 1990
4937644 Asymmetrical field controlled thyristor Jun. 26, 1990
4935798 Static induction type thyristor Jun. 19, 1990

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