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Class Information
Number: 257/E21.363
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Multi-step process for manufacture of device of bipolar type, e.g., diodes, transistors, thyristors, resistors, capacitors) (epo) > Device comprising one or two electrodes, e.g., diode, resistor or capacitor with pn or schottky junctions (epo) > Resistor with pn junction (epo)
Description: This subclass is indented under subclass E21.351. This subclass is substantially the same in scope as ECLA classification H01L21/329C.

Patents under this class:

Patent Number Title Of Patent Date Issued
8575727 Gate structures Nov. 5, 2013
8481397 Polysilicon resistor and E-fuse for integration with metal gate and high-k dielectric Jul. 9, 2013
8441107 Gate structures May. 14, 2013
8325507 Memristors with an electrode metal reservoir for dopants Dec. 4, 2012
8258559 Image sensor photodiode arrangement Sep. 4, 2012
7659176 Tunable temperature coefficient of resistance resistors and method of fabricating same Feb. 9, 2010
7564078 Tunable semiconductor component provided with a current barrier Jul. 21, 2009
7439146 Field plated resistor with enhanced routing area thereover Oct. 21, 2008
7419883 Method for fabricating a semiconductor structure having selective dopant regions Sep. 2, 2008
7375000 Discrete on-chip SOI resistors May. 20, 2008
6890802 Method for modifying the impedance of semiconductor devices using a focused heating source May. 10, 2005
6759292 Method for fabricating a trench capacitor Jul. 6, 2004
6653669 Device for the adjustment of circuits after packaging Nov. 25, 2003
6458669 Method of manufacturing an integrated circuit Oct. 1, 2002
6410398 Device for the adjustment of circuits after packaging, corresponding fabrication process and induction device Jun. 25, 2002
6300668 High resistance integrated circuit resistor Oct. 9, 2001
6287900 Semiconductor device with catalyst addition and removal Sep. 11, 2001
6111304 Semiconductor diffused resistor and method for manufacturing the same Aug. 29, 2000
6100153 Reliable diffusion resistor and diffusion capacitor Aug. 8, 2000
6027965 Method of manufacturing an integrated circuit with MOS transistors having high breakdown voltages, and with precision resistors Feb. 22, 2000
5990538 High resistivity integrated circuit resistor Nov. 23, 1999
5949115 Semiconductor device including nickel formed on a crystalline silicon substrate Sep. 7, 1999
5923078 Method of forming a resistor and integrated circuitry having a resistor construction Jul. 13, 1999
5888875 Diffusion resistor structure with silicided contact areas, and methods of fabrication thereof Mar. 30, 1999
5883010 Method for protecting nonsilicided surfaces from silicide formation using spacer oxide mask Mar. 16, 1999
5880001 Method for forming epitaxial pinched resistor having reduced conductive cross sectional area Mar. 9, 1999
5831317 Semiconductor device and manufacture thereof Nov. 3, 1998
5773339 Method of making diffused layer resistors for semiconductor devices Jun. 30, 1998
5679593 Method of fabricating a high resistance integrated circuit resistor Oct. 21, 1997
5651857 Sidewall spacer using an overhang Jul. 29, 1997
5567977 Precision integrated resistor Oct. 22, 1996
5438218 Semiconductor device with Shottky junction Aug. 1, 1995
5422298 Method of manufacturing a precision integrated resistor Jun. 6, 1995
5316964 Method of forming integrated circuits with diffused resistors in isolation regions May. 31, 1994
5302549 Metal-semiconductor ohmic contact forming process Apr. 12, 1994
5286660 Method for doping a semiconductor wafer having a diffusivity enhancement region Feb. 15, 1994
5233219 Three-dimensional semiconductor device structure Aug. 3, 1993
5210438 Semiconductor resistance element and process for fabricating same May. 11, 1993
5134088 Precision resistor in self-aligned silicided MOS process Jul. 28, 1992
5126277 Method of manufacturing a semiconductor device having a resistor Jun. 30, 1992
5110758 Method of heat augmented resistor trimming May. 5, 1992
5107309 Double diffused leadout for a semiconductor device Apr. 21, 1992
4851359 Method of producing an electrical resistor by implanting a semiconductor material with rare gas Jul. 25, 1989
4247373 Method of making semiconductor device Jan. 27, 1981

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