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Class Information
Number: 257/E29.183
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Types of semiconductor device (epo) > Controllable by only signal applied to control electrode (e.g., base of bipolar transistor, gate of field-effect transistor) (epo) > Bipolar device (epo) > Transistor-type device (i.e., able to continuously respond to applied control signal) > Bipolar junction transistor > Vertical transistor (epo)
Description: This subclass is indented under subclass E29.174. This subclass is substantially the same in scope as ECLA classification H01L29/732.


Sub-classes under this class:

Class Number Class Name Patents
257/E29.184 Having emitter-base and base-collector junctions in same plane (epo) 257
257/E29.185 Having emitter-base junction and base-collector junction on different surfaces (e.g., mesa planar transistor) (epo) 105
257/E29.186 Inverse vertical transistor (epo) 25


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7619299 Semiconductor device and method of manufacturing the same Nov. 17, 2009
7605046 Active matrix structure for a display device and method for its manufacture Oct. 20, 2009
7586130 Vertical field effect transistor using linear structure as a channel region and method for fabricating the same Sep. 8, 2009
7554160 Semiconductor device Jun. 30, 2009
7554137 Power semiconductor component with charge compensation structure and method for the fabrication thereof Jun. 30, 2009
7547958 Semiconductor device, electronic device, and manufacturing method of the same Jun. 16, 2009
7528461 Bipolar power transistor and related integrated device with clamp means of the collector voltage May. 5, 2009
7482650 Method of manufacturing a semiconductor integrated circuit device having a columnar laminate Jan. 27, 2009
7375410 Ultra-thin SOI vertical bipolar transistors with an inversion collector on thin-buried oxide (BOX) for low substrate-bias operation and methods thereof May. 20, 2008
7364997 Methods of forming integrated circuitry and methods of forming local interconnects Apr. 29, 2008
7288829 Bipolar transistor with self-aligned retrograde extrinsic base implant profile and self-aligned silicide Oct. 30, 2007
7276754 Annular gate and technique for fabricating an annular gate Oct. 2, 2007
7170106 Power semiconductor device Jan. 30, 2007
7164174 Single poly-emitter PNP using dwell diffusion in a BiCMOS technology Jan. 16, 2007
7075126 Transistor structure with minimized parasitics and method of fabricating the same Jul. 11, 2006
7071500 Semiconductor device and manufacturing method for the same Jul. 4, 2006
7064417 Semiconductor device including a bipolar transistor Jun. 20, 2006
7038298 High f.sub.T and f.sub.max bipolar transistor and method of making same May. 2, 2006
7009209 Silicon carbide and related wide-bandgap transistors on semi-insulating epitaxy for high-speed, high-power applications Mar. 7, 2006
7005359 Bipolar junction transistor with improved extrinsic base region and method of fabrication Feb. 28, 2006
7002221 Bipolar transistor having raised extrinsic base with selectable self-alignment and methods of forming same Feb. 21, 2006
7001806 Semiconductor structure with increased breakdown voltage and method for producing the semiconductor structure Feb. 21, 2006
6984872 Method for fabricating an NPN transistor in a BICMOS technology Jan. 10, 2006
6982440 Silicon carbide semiconductor devices with a regrown contact layer Jan. 3, 2006
6979884 Bipolar transistor having self-aligned silicide and a self-aligned emitter contact border Dec. 27, 2005
6960820 Bipolar transistor self-alignment with raised extrinsic base extension and methods of forming same Nov. 1, 2005
6949438 Method of fabricating a bipolar junction transistor Sep. 27, 2005
6949812 Method for manufacturing a high frequency semiconductor structure and high frequency semiconductor structure Sep. 27, 2005
6940357 Bipolar transistor, for voltage controlled oscillator using a capacitance adjustment line Sep. 6, 2005
6936519 Double polysilicon bipolar transistor and method of manufacture therefor Aug. 30, 2005
6933796 Voltage controlled oscillating circuit Aug. 23, 2005
6914308 Vertical PNP bipolar transistor Jul. 5, 2005
6911715 Bipolar transistors and methods of manufacturing the same Jun. 28, 2005
6891250 Semiconductor device with bipolar transistor May. 10, 2005
6888221 BICMOS technology on SIMOX wafers May. 3, 2005
6881638 Method of fabricating a bipolar junction transistor Apr. 19, 2005
6870184 Mechanically-stable BJT with reduced base-collector capacitance Mar. 22, 2005
6864560 Bipolar transistor structure with a shallow isolation extension region providing reduced parasitic capacitance Mar. 8, 2005
6858485 Method for creation of a very narrow emitter feature Feb. 22, 2005
6856004 Compact layout for a semiconductor device Feb. 15, 2005
6849874 Minimizing degradation of SiC bipolar semiconductor devices Feb. 1, 2005
6841829 Self protecting bipolar SCR Jan. 11, 2005
6838709 Bipolar transistor Jan. 4, 2005
6818492 Semiconductor device and manufacturing method thereof Nov. 16, 2004
6815304 Silicon carbide bipolar junction transistor with overgrown base region Nov. 9, 2004
6812545 Epitaxial base bipolar transistor with raised extrinsic base Nov. 2, 2004
6784499 Semiconductor device serving as a protecting element Aug. 31, 2004
6774455 Semiconductor device with a collector contact in a depressed well-region Aug. 10, 2004
6767783 Self-aligned transistor and diode topologies in silicon carbide through the use of selective epitaxy or selective implantation Jul. 27, 2004
6764907 Method of fabricating self-aligned silicon carbide semiconductor devices Jul. 20, 2004

1 2 3 4 5


 
 
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