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Class Information
Number: 257/E27.069
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Device consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate, e.g., integrated circuit device (epo) > Including semiconductor component with at least one potential barrier or surface barrier adapted for rectifying, oscillating, amplifying, or switching, or including integrated passive circuit elements (epo) > With semiconductor substrate only (epo) > Including only semiconductor components of a single kind, e.g., all bipolar transistors, all diodes, or all cmos (epo) > Including field-effect component only (epo) > Pn junction gate field-effect transistor
Description: This subclass is indented under subclass E27.059. This subclass is substantially the same in scope as ECLA classification H01L27/098.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8643085 High-voltage-resistant semiconductor component having vertically conductive semiconductor body areas and a trench structure Feb. 4, 2014
8569842 Semiconductor device arrangement with a first semiconductor device and with a plurality of second semiconductor devices Oct. 29, 2013
8519452 Semiconductor device with junction field-effect transistor and manufacturing method of the same Aug. 27, 2013
8455948 Transistor arrangement with a first transistor and with a plurality of second transistors Jun. 4, 2013
8278691 Low power memory device with JFET device structures Oct. 2, 2012
8183558 Compound semiconductor device with T-shaped gate electrode May. 22, 2012
8049223 Semiconductor device with large blocking voltage Nov. 1, 2011
7919824 Semiconductor device and method of manufacturing the same Apr. 5, 2011
7902051 Method for fabrication of single crystal diodes for resistive memories Mar. 8, 2011
7893491 Semiconductor superjunction structure Feb. 22, 2011
7843002 Fully isolated high-voltage MOS device Nov. 30, 2010
7825482 Semiconductor device and method for fabricating the same Nov. 2, 2010
7785973 Electronic device including a gate electrode having portions with different conductivity types and a process of forming the same Aug. 31, 2010
7531854 Semiconductor device having strain-inducing substrate and fabrication methods thereof May. 12, 2009
7531849 High performance FET devices May. 12, 2009
7525136 JFET device with virtual source and drain link regions and method of fabrication Apr. 28, 2009
7525138 JFET device with improved off-state leakage current and method of fabrication Apr. 28, 2009
7420232 Lateral junction field effect transistor and method of manufacturing the same Sep. 2, 2008
7033877 Vertical replacement-gate junction field-effect transistor Apr. 25, 2006
6975157 Starter device for normally off JFETs Dec. 13, 2005
6943069 Power system inhibit method and device and structure therefor Sep. 13, 2005
6887768 Method and structure for composite trench fill May. 3, 2005
6878993 Self-aligned trench MOS junction field-effect transistor for high-frequency applications Apr. 12, 2005
6784470 Buffer, buffer operation and method of manufacture Aug. 31, 2004
6771112 Semiconductor integrated circuit having pads with less input signal attenuation Aug. 3, 2004
6750698 Cascade circuits utilizing normally-off junction field effect transistors for low on-resistance and low voltage applications Jun. 15, 2004
6690040 Vertical replacement-gate junction field-effect transistor Feb. 10, 2004
6633195 Hybrid power MOSFET Oct. 14, 2003
6614289 Starter device for normally off FETs Sep. 2, 2003
6580252 Boost circuit with normally off JFET Jun. 17, 2003
6522012 Semiconductor device with HIHG resistivity Feb. 18, 2003
6503782 Complementary accumulation-mode JFET integrated circuit topology using wide (>2eV) bandgap semiconductors Jan. 7, 2003
6392307 Semiconductor device May. 21, 2002
6307223 Complementary junction field effect transistors Oct. 23, 2001
6166404 Semiconductor device in which at least two field effect transistors having different threshold voltages are formed on a common base Dec. 26, 2000
5411901 Method of making high voltage transistor May. 2, 1995
5338949 Semiconductor device having series-connected junction field effect transistors Aug. 16, 1994
5274259 High voltage transistor Dec. 28, 1993
5122851 Trench JFET integrated circuit elements Jun. 16, 1992
5010025 Method of making trench JFET integrated circuit elements Apr. 23, 1991
4920400 Semiconductor device Apr. 24, 1990
4807011 Semiconductor integrated circuit incorporating SITS Feb. 21, 1989
4800172 Manufacturing method for cascaded junction field effect transistor Jan. 24, 1989
4338618 Composite static induction transistor and integrated circuit utilizing same Jul. 6, 1982
4329700 Semi-conductor inverter using complementary junction field effect transistor pair May. 11, 1982
4270059 Static induction transistor logic circuit May. 26, 1981
4259681 Integrated circuit Mar. 31, 1981
4205334 Integrated semiconductor device May. 27, 1980
4198648 Integrated semiconductor device Apr. 15, 1980
4175240 Integrated logic circuit with a current source made as a field-effect transistor Nov. 20, 1979

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