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Class Information
Number: 257/E29.243
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) > Unipolar device (epo) > Field-effect transistor (epo) > Using static field induced region (e.g., sit, pbt) (epo)
Description: This subclass is indented under subclass E29.242. This subclass is substantially the same in scope as ECLA classification H01L29/772B.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
RE44547 Semiconductor device having deep trench charge compensation regions and method Oct. 22, 2013
8525223 Silicon carbide semiconductor device Sep. 3, 2013
7902601 Semiconductor device having deep trench charge compensation regions and method Mar. 8, 2011
7700971 Insulated gate silicon carbide semiconductor device Apr. 20, 2010
7696061 Semiconductor device and method for manufacturing same Apr. 13, 2010
7544552 Method for manufacturing junction semiconductor device Jun. 9, 2009
7372087 Semiconductor structure for use in a static induction transistor having improved gate-to-drain breakdown voltage May. 13, 2008
7187021 Static induction transistor Mar. 6, 2007
7164154 Gate wiring layout for silicon-carbide-based junction field effect transistor Jan. 16, 2007
7067870 Power semiconductor switching element Jun. 27, 2006
7045397 JFET and MESFET structures for low voltage high current and high frequency applications May. 16, 2006
7026668 High-breakdown-voltage semiconductor device Apr. 11, 2006
7023033 Lateral junction field-effect transistor Apr. 4, 2006
6936867 Semiconductor high-voltage devices Aug. 30, 2005
6921932 JFET and MESFET structures for low voltage, high current and high frequency applications Jul. 26, 2005
6917054 Semiconductor device Jul. 12, 2005
6870189 Pinch-off type vertical junction field effect transistor and method of manufacturing the same Mar. 22, 2005
6855970 High-breakdown-voltage semiconductor device Feb. 15, 2005
6822275 Transverse junction field effect transistor Nov. 23, 2004
6815351 Method for contacting a semiconductor configuration Nov. 9, 2004
6784486 Vertical power devices having retrograded-doped transition regions therein Aug. 31, 2004
6774434 Field effect device having a drift region and field shaping region used as capacitor dielectric Aug. 10, 2004
6774052 Method of making nanotube permeable base transistor Aug. 10, 2004
6764889 Methods of forming vertical mosfets having trench-based gate electrodes within deeper trench-based source electrodes Jul. 20, 2004
6759693 Nanotube permeable base transistor Jul. 6, 2004
6756281 Self aligned symmetric intrinsic process and device Jun. 29, 2004
6750508 Power semiconductor switching element provided with buried electrode Jun. 15, 2004
6750477 Static induction transistor Jun. 15, 2004
6740909 Self aligned symmetric intrinsic process and device May. 25, 2004
6693308 Power SiC devices having raised guard rings Feb. 17, 2004
6635906 Voltage sustaining layer with opposite-doped islands for semi-conductor power devices Oct. 21, 2003
6576929 Silicon carbide semiconductor device and manufacturing method Jun. 10, 2003
6545316 MOSFET devices having linear transfer characteristics when operating in velocity saturation mode and methods of forming and operating same Apr. 8, 2003
6498368 Power semiconductor device Dec. 24, 2002
6469359 Semiconductor device and a method for production thereof Oct. 22, 2002
6444527 Method of operation of punch-through field effect transistor Sep. 3, 2002
6368930 Self aligned symmetric process and device Apr. 9, 2002
6255710 3-D smart power IC Jul. 3, 2001
6242794 Self-aligned symmetric intrinsic device Jun. 5, 2001
6229197 Epitaxial overgrowth method and devices May. 8, 2001
6180959 Static induction semiconductor device, and driving method and drive circuit thereof Jan. 30, 2001
6117735 Silicon carbide vertical FET and method for manufacturing the same Sep. 12, 2000
6097046 Vertical field effect transistor and diode Aug. 1, 2000
6069043 Method of making punch-through field effect transistor May. 30, 2000
6008519 Vertical transistor and method Dec. 28, 1999
5962893 Schottky tunneling device Oct. 5, 1999
5945701 Static induction transistor Aug. 31, 1999
5946572 Method of manufacturing a semiconductor device having recessed gate structures Aug. 31, 1999
5910665 Low capacitance power VFET method and device Jun. 8, 1999
5903020 Silicon carbide static induction transistor structure May. 11, 1999

1 2 3 4 5










 
 
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