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Class Information
Number: 257/E29.184
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) > Having emitter-base and base-collector junctions in same plane (epo)
Description: This subclass is indented under subclass E29.183. This subclass is substantially the same in scope as ECLA classification H01L29/732B.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8441031 ESD protection device May. 14, 2013
8263469 Methods of forming a bipolar transistor Sep. 11, 2012
8115256 Semiconductor device Feb. 14, 2012
8058704 Bipolar transistor Nov. 15, 2011
8022496 Semiconductor structure and method of manufacture Sep. 20, 2011
7989843 Semiconductor and method for producing the same Aug. 2, 2011
7701012 Complementary zener triggered bipolar ESD protection Apr. 20, 2010
7622790 Transistor assembly and method for manufacturing same Nov. 24, 2009
7332778 Semiconductor device and method of manufacturing same Feb. 19, 2008
7288829 Bipolar transistor with self-aligned retrograde extrinsic base implant profile and self-aligned silicide Oct. 30, 2007
7045845 Self-aligned vertical gate semiconductor device May. 16, 2006
7037799 Breakdown voltage adjustment for bipolar transistors May. 2, 2006
7029981 Radiation hardened bipolar junction transistor Apr. 18, 2006
7009261 Semiconductor device and method of manufacturing the same Mar. 7, 2006
6995453 High voltage integrated circuit including bipolar transistor within high voltage island area Feb. 7, 2006
6979864 Semiconductor device and method for fabricating such device Dec. 27, 2005
6979885 Devices with patterned wells and method for forming same Dec. 27, 2005
6964907 Method of etching a lateral trench under an extrinsic base and improved bipolar transistor Nov. 15, 2005
6956255 Semiconductor device and drive circuit using the semiconductor devices Oct. 18, 2005
6940357 Bipolar transistor, for voltage controlled oscillator using a capacitance adjustment line Sep. 6, 2005
6933588 High performance SCR-like BJT ESD protection structure Aug. 23, 2005
6930011 Semiconductor device with a bipolar transistor, and method of manufacturing such a device Aug. 16, 2005
6924534 Semiconductor device having MOS transistors and bipolar transistors on a single semiconductor substrate Aug. 2, 2005
6917080 Bipolar transistor and semiconductor device using same Jul. 12, 2005
6911694 Semiconductor device and method for fabricating such device Jun. 28, 2005
6911368 Arrangement for preventing short-circuiting in a bipolar double-poly transistor and a method of fabricating such an arrangement Jun. 28, 2005
6905935 Method for fabricating a vertical bipolar junction transistor Jun. 14, 2005
6897547 Semiconductor device including bipolar junction transistor, and production method therefor May. 24, 2005
6897546 Semiconductor device including a functional element having a PN junction May. 24, 2005
6894366 Bipolar junction transistor with a counterdoped collector region May. 17, 2005
6894367 Vertical bipolar transistor May. 17, 2005
6891249 Method and system for high density integrated bipolar power transistor using buried power buss May. 10, 2005
6891250 Semiconductor device with bipolar transistor May. 10, 2005
6887765 Method for manufacturing a bipolar junction transistor May. 3, 2005
6869851 Transistors formed with grid or island implantation masks to form reduced diffusion-depth regions without additional masks and process steps Mar. 22, 2005
6867105 Bipolar transistor and method of fabricating a bipolar transistor Mar. 15, 2005
6841810 Cell structure for bipolar integrated circuits and method Jan. 11, 2005
6838745 Semiconductor device having a separation structure for high withstand voltage Jan. 4, 2005
6838350 Triply implanted complementary bipolar transistors Jan. 4, 2005
6828650 Bipolar junction transistor structure with improved current gain characteristics Dec. 7, 2004
6828635 Method for making high-gain vertical bipolar junction transistor structures compatible with CMOS process Dec. 7, 2004
6822314 Base for a NPN bipolar transistor Nov. 23, 2004
6815801 Vertical bipolar transistor and a method of manufacture therefor including two epitaxial layers and a buried layer Nov. 9, 2004
6815800 Bipolar junction transistor with reduced parasitic bipolar conduction Nov. 9, 2004
6812546 Current mirror circuit and optical signal circuit using same Nov. 2, 2004
6784065 Bipolar transistor with ultra small self-aligned polysilicon emitter and method of forming the transistor Aug. 31, 2004
6780725 METHOD FOR FORMING A SEMICONDUCTOR DEVICE INCLUDING FORMING VERTICAL NPN AND PNP TRANSISTORS BY EXPOSING THE EPITAXIAL LAYER, FORMING A MONOCRYSTAL LAYER AND ADJUSTING THE IMPURITY CONCENTRATI Aug. 24, 2004
6780724 Method of manufacturing a bipolar transistor semiconductor device Aug. 24, 2004
6764918 Structure and method of making a high performance semiconductor device having a narrow doping profile Jul. 20, 2004
6750526 Semiconductor device with trench isolation having reduced leak current Jun. 15, 2004

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