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Class Information
Number: 438/234
Name: Semiconductor device manufacturing: process > Making field effect device having pair of active regions separated by gate structure by formation or alteration of semiconductive active regions > Having insulated gate (e.g., igfet, misfet, mosfet, etc.) > Including bipolar transistor (i.e., bimos)
Description: Process for making an insulated gate field effect transistor having combined therewith a bipolar transistor.










Sub-classes under this class:

Class Number Class Name Patents
438/235 Heterojunction bipolar transistor 167
438/236 Lateral bipolar transistor 83


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8692229 Replacement contacts for all-around contacts Apr. 8, 2014
8669621 Semiconductor device and method of manufacturing semiconductor device Mar. 11, 2014
8643118 Bipolar field effect transistor structures and methods of forming the same Feb. 4, 2014
8642426 Semiconductor device and production method therefor Feb. 4, 2014
8633096 Creating anisotropically diffused junctions in field effect transistor devices Jan. 21, 2014
8609502 Method of manufacturing semiconductor device including insulated gate bipolar transistor and diode Dec. 17, 2013
8604584 Semiconductor device and method of manufacturing semiconductor device Dec. 10, 2013
8574982 Implementing eDRAM stacked FET structure Nov. 5, 2013
8551835 Electrostatic discharge protection device and method Oct. 8, 2013
8546917 Electrostatic discharge protection having parallel NPN and PNP bipolar junction transistors Oct. 1, 2013
8507352 Method of manufacturing semiconductor device including insulated gate bipolar transistor and diode Aug. 13, 2013
8507339 BiCMOS device Aug. 13, 2013
8492220 Vertically stacked FETs with series bipolar junction transistor Jul. 23, 2013
8481383 Method of forming semiconductor device having buffer layer between sidewall insulating film and semiconductor substrate Jul. 9, 2013
8420475 Parasitic vertical PNP bipolar transistor and its fabrication method in BiCMOS process Apr. 16, 2013
8373236 Semiconductor device and method of manufacturing such a device Feb. 12, 2013
8324044 Method of producing a semiconductor device with an aluminum or aluminum alloy electrode Dec. 4, 2012
8304308 Configuration and fabrication of semiconductor structure having bipolar junction transistor in which non-monocrystalline semiconductor spacing portion controls base-link length Nov. 6, 2012
8273621 MOS-FET having a channel connection, and method for the production of a MOS-FET having a channel connection Sep. 25, 2012
8138040 Method of manufacturing semiconductor device Mar. 20, 2012
8115280 Four-terminal gate-controlled LVBJTs Feb. 14, 2012
8115256 Semiconductor device Feb. 14, 2012
8110462 Reduced finger end MOSFET breakdown voltage (BV) for electrostatic discharge (ESD) protection Feb. 7, 2012
8110463 Method of fabricating semiconductor device Feb. 7, 2012
8071396 Embedded phase-change memory and method of fabricating the same Dec. 6, 2011
8048734 Bipolar transistor and method for making same Nov. 1, 2011
8048724 Semiconductor switching device Nov. 1, 2011
8021951 Formation of longitudinal bipolar transistor with base region in trenches having emitter and collector regions disposed along portions of side surfaces of base region Sep. 20, 2011
8003475 Method for fabricating a transistor structure Aug. 23, 2011
7998807 Method for increasing the speed of a light emitting biopolar transistor device Aug. 16, 2011
7932145 Method of forming a bipolar transistor and semiconductor component thereof Apr. 26, 2011
7897452 Method of producing a semiconductor device with an aluminum or aluminum alloy rear electrode Mar. 1, 2011
7871881 Method for fabrication of a capacitor, and a monolithically integrated circuit comprising such a capacitor Jan. 18, 2011
7846789 Isolation trench with rounded corners for BiCMOS process Dec. 7, 2010
7838376 Non-destructive inline epi pattern shift monitor using selective epi Nov. 23, 2010
7811879 Process for PCM integration with poly-emitter BJT as access device Oct. 12, 2010
7755102 High breakdown voltage diode and method of forming same Jul. 13, 2010
7718486 Structures and methods for fabricating vertically integrated HBT-FET device May. 18, 2010
7719031 Heterojunction biploar transistor and method for manufacturing same May. 18, 2010
7701038 High-gain vertex lateral bipolar junction transistor Apr. 20, 2010
7696034 Methods of base formation in a BiCOMS process Apr. 13, 2010
7642188 Mixed signal integrated circuit with improved isolation Jan. 5, 2010
7642154 BiCMOS device and method of manufacturing a biCMOS device Jan. 5, 2010
7638386 Integrated CMOS and bipolar devices method and structure Dec. 29, 2009
7625792 Method of base formation in a BiCMOS process Dec. 1, 2009
7586161 Edge structure with voltage breakdown in the linear region Sep. 8, 2009
7569448 Semiconductor device including bipolar junction transistor with protected emitter-base junction Aug. 4, 2009
7544530 CMOS image sensor and manufacturing method thereof Jun. 9, 2009
7521327 High f.sub.T and f.sub.max bipolar transistor and method of making same Apr. 21, 2009
7510921 Self-aligned silicon carbide semiconductor devices and methods of making the same Mar. 31, 2009

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