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Class Information
Number: 257/E21.404
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 the manufacture of unipolar device (epo) > Field-effect transistor (epo) > With one or zero or quasi-one or quasi-zero dimensional charge carrier gas channel, e.g., quantum wire fet; single electron trans istor (set); striped channel transistor; coulomb blockade device (epo)
Description: This subclass is indented under subclass E21.4. This subclass is substantially the same in scope as ECLA classification H01L21/335D.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8680510 Method of forming compound semiconductor Mar. 25, 2014
8673698 Generation of multiple diameter nanowire field effect transistors Mar. 18, 2014
8648330 Nanowire field effect transistors Feb. 11, 2014
8633040 Method for synthesising semiconductor quantum dots Jan. 21, 2014
8629047 Quantum tunneling devices and circuits with lattice-mismatched semiconductor structures Jan. 14, 2014
8604462 Photodetector Dec. 10, 2013
8569753 Storage device comprising semiconductor elements Oct. 29, 2013
8519479 Generation of multiple diameter nanowire field effect transistors Aug. 27, 2013
8445337 Generation of multiple diameter nanowire field effect transistors May. 21, 2013
8445967 Semiconductor switching device employing a quantum dot structure May. 21, 2013
8420455 Generation of multiple diameter nanowire field effect transistors Apr. 16, 2013
8338280 Method for fabricating nano devices Dec. 25, 2012
8319259 Semiconductor power switch having nanowires Nov. 27, 2012
8298881 Nanowire FET with trapezoid gate structure Oct. 30, 2012
8293554 Luminous device and method of manufacturing the same Oct. 23, 2012
8293624 Large area nanoenabled macroelectronic substrates and uses therefor Oct. 23, 2012
8252636 Method of manufacturing nanowires parallel to the supporting substrate Aug. 28, 2012
8247329 Nanotube semiconductor devices Aug. 21, 2012
8247284 Manufacture of semiconductor device with stress structure Aug. 21, 2012
8247283 Manufacture of semiconductor device with stress structure Aug. 21, 2012
8242542 Semiconductor switching device employing a quantum dot structure Aug. 14, 2012
8216951 Quantum tunneling devices and circuits with lattice-mismatched semiconductor structures Jul. 10, 2012
8193029 Methods of manufacturing phase-change random access memory devices with phase-change nanowire formation using single element Jun. 5, 2012
8193524 Nanoelectronic device Jun. 5, 2012
8153494 Nanowire MOSFET with doped epitaxial contacts for source and drain Apr. 10, 2012
8124961 Single electron transistor Feb. 28, 2012
8120015 Resonant structure comprising wire and resonant tunneling transistor Feb. 21, 2012
8110458 Fabrication of germanium nanowire transistors Feb. 7, 2012
8030186 Large-area nanoenabled macroelectronic substrates and uses therefor Oct. 4, 2011
8022393 Lithographic process using a nanowire mask, and nanoscale devices fabricated using the process Sep. 20, 2011
7960251 Method for producing nanowires using a porous template Jun. 14, 2011
7955932 Single electron transistor and method of manufacturing the same Jun. 7, 2011
7948016 Off-center deposition of organic semiconductor in an organic semiconductor device May. 24, 2011
7939398 Method to manufacture silicon quantum islands and single-electron devices May. 10, 2011
7928017 Method of forming nanowire and method of manufacturing semiconductor device comprising the nanowire Apr. 19, 2011
7915176 Device comprising a field of tips used in biotechnology applications Mar. 29, 2011
7880318 Sensing system and method of making the same Feb. 1, 2011
7880202 Modulated-Vt transistor Feb. 1, 2011
7851242 Monolithic white and full-color light emitting diodes using optically pumped multiple quantum wells Dec. 14, 2010
7755080 Method for forming quantum dot, and quantum semiconductor device and method for fabricating the same Jul. 13, 2010
7749922 Nanowire structures and electrical devices Jul. 6, 2010
7737432 Voltage controlled computing element for quantum computer Jun. 15, 2010
7671357 Method of fabricating semiconductor device Mar. 2, 2010
7588954 InGaAs/GaAs lasers on silicon produced by LEPECVD and MOCVD Sep. 15, 2009
7560753 Field effect transistor with thin gate electrode and method of fabricating same Jul. 14, 2009
7465953 Positioning of nanoparticles and fabrication of single election devices Dec. 16, 2008
7423285 Wire cross-point fet structure Sep. 9, 2008
7374980 Field effect transistor with thin gate electrode and method of fabricating same May. 20, 2008
7358139 Method of forming a field effect transistor including depositing and removing insulative material effective to expose transistor gate conductive material but not transistor gate semiconductor Apr. 15, 2008
7176066 Fabrication of nanoelectronic circuits Feb. 13, 2007

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