Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E29.113
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) > Electrodes (epo) > Characterized by their shape, relative sizes or dispositions (epo) > Carrying current to be rectified, amplified or switched (epo)
Description: This subclass is indented under subclass E29.112. This subclass is substantially the same in scope as ECLA classification H01L29/417.

Sub-classes under this class:

Class Number Class Name Patents
257/E29.115 Cathode or anode electrodes for thyristors (epo) 77
257/E29.114 Emitter or collector electrodes for bipolar transistors (epo) 204
257/E29.116 Source or drain electrodes for field-effect devices (epo) 190

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8674449 Semiconductor device and method for manufacturing the same Mar. 18, 2014
8461653 Semiconductor devices including fin shaped semiconductor regions and stress inducing layers Jun. 11, 2013
8390124 Semiconductor device and method of manufacturing semiconductor device including wiring via and switch via for connecting first and second wirings Mar. 5, 2013
8310039 Semiconductor device Nov. 13, 2012
8294174 Light-emitting device Oct. 23, 2012
8063494 Semiconductor device and power supply unit utilizing the same Nov. 22, 2011
7952151 Semiconductor devices including fin shaped semiconductor regions and stress inducing layers May. 31, 2011
7939887 Active semiconductor component with a reduced surface area May. 10, 2011
7859064 Semiconductor devices including channel and junction regions of different semiconductor materials Dec. 28, 2010
7855405 Thin film transistor and display panel having the same Dec. 21, 2010
7728349 Low capacitance SCR with trigger element Jun. 1, 2010
7696546 Solid-state imaging device having wiring layer which includes lamination of silicide layer in order to reduce wiring resistance, and manufacturing method for the same Apr. 13, 2010
7649212 Active semiconductor component with a reduced surface area Jan. 19, 2010
7309921 Semiconductor device Dec. 18, 2007
7271456 Semiconductor devices including stress inducing layers Sep. 18, 2007
7053404 Active semiconductor component with an optimized surface area May. 30, 2006
7012308 Diode Mar. 14, 2006
6949454 Guard ring structure for a Schottky diode Sep. 27, 2005
6943383 Diode and producing method thereof Sep. 13, 2005
6936907 Lateral high-voltage semiconductor devices with surface covered by thin film of dielectric material with high permittivity Aug. 30, 2005
6855999 Schottky diode having a shallow trench contact structure for preventing junction leakage Feb. 15, 2005
6798042 Pin diode and method for fabricating the diode Sep. 28, 2004
6784514 Low leakage schottky diode Aug. 31, 2004
6784520 Semiconductor devices constitute constant voltage devices used to raise internal voltage Aug. 31, 2004
6717237 Integrated chip diode Apr. 6, 2004
6693024 Semiconductor component with a semiconductor body having a multiplicity of pores and method for fabricating Feb. 17, 2004
6653707 Low leakage Schottky diode Nov. 25, 2003
6639301 Semiconductor device and manufacturing method thereof Oct. 28, 2003
6611002 Gallium nitride material devices and methods including backside vias Aug. 26, 2003
6587326 High-Q, variable capacitance capacitor Jul. 1, 2003
6558984 Trench schottky barrier rectifier and method of making the same May. 6, 2003
6518604 Diode with variable width metal stripes for improved protection against electrostatic discharge (ESD) current failure Feb. 11, 2003
6455403 Shallow trench contact structure to solve the problem of schottky diode leakage Sep. 24, 2002
6420768 Trench schottky barrier rectifier and method of making the same Jul. 16, 2002
6346740 Semiconductor device Feb. 12, 2002
6339249 Semiconductor diode Jan. 15, 2002
6222266 Miniaturization of a semiconductor chip Apr. 24, 2001
6150702 Lateral high-voltage semiconductor device having an outwardly extended electrode Nov. 21, 2000
6104062 Semiconductor device having reduced effective substrate resistivity and associated methods Aug. 15, 2000
6020250 Stacked devices Feb. 1, 2000
6002144 Zener diode semiconductor device with contact portions Dec. 14, 1999
5945691 Semiconductor device for preventing destruction during a turn-off state Aug. 31, 1999
5880527 Contact structure for semiconductor device Mar. 9, 1999
5859446 Diode and power converting apparatus Jan. 12, 1999
5838068 Integrated circuitry with interconnection pillar Nov. 17, 1998
5583368 Stacked devices Dec. 10, 1996
5148249 Semiconductor protection device Sep. 15, 1992
5095351 Semiconductor device having bipolar transistor and method of producing the same Mar. 10, 1992
4800420 Two-terminal semiconductor diode arrangement Jan. 24, 1989
4789884 IIL circuit with PNP injector Dec. 6, 1988

1 2

  Recently Added Patents
Synchronous rectifier network unit circuit and method
Sub-LUN input/output profiling for SSD devices
Pharmaceutical and diagnostic compositions for use in the treatment and diagnosis of neurodegenerative diseases or amyloid diseases
System and method for conditionally sending a request for data to a home node
Methods and devices for enforcing network access control utilizing secure packet tagging
Digital media content distribution
Blended block copolymer composition
  Randomly Featured Patents
Transmission apparatus, reception apparatus, communication system, transmission method and reception method
Polymeric vehicle for providing solventless coating compositions
Lubricious coatings for medical device
Barrel engine connecting rod
Sextant with adjustable handle
Hydrophobic silica particles and methods of making same
Method for joining two or several overlaying sheet formed members together, metal or non-metal, and apparatus for carrying out the method
Width-variable mold device
Ski brake
Lighting fixture equipped with reflex reflector, for vehicles