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Class Information
Number: 257/E21.415
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 an insulated gate (epo) > Thin film unipolar transistor (epo) > Monocrystalline silicon transistor on insulating substrate, e.g., quartz substrate (epo)
Description: This subclass is indented under subclass E21.411. This subclass is substantially the same in scope as ECLA classification H01L21/336D3.










Sub-classes under this class:

Class Number Class Name Patents
257/E21.416 On sapphire substrate, e.g., silicon on sapphire (sos) transistor (epo) 37


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
8685823 Nanowire field effect transistor device Apr. 1, 2014
8673694 Thin film transistor array panel and method of manufacturing the same Mar. 18, 2014
8673699 Semiconductor structure having NFET extension last implants Mar. 18, 2014
8633570 Method for manufacturing SOI substrate and SOI substrate Jan. 21, 2014
8597991 Embedded silicon germanium n-type filed effect transistor for reduced floating body effect Dec. 3, 2013
8597977 Semiconductor device and method for manufacturing the same Dec. 3, 2013
8587009 Light emitting chip package Nov. 19, 2013
8546203 Semiconductor structure having NFET extension last implants Oct. 1, 2013
8546920 Semiconductor-on-insulator (SOI) structures including gradient nitrided buried oxide (BOX) Oct. 1, 2013
8536651 Multi-gate transistor having sidewall contacts Sep. 17, 2013
8507301 TFT array substrate and the fabrication method thereof Aug. 13, 2013
8492843 Lateral hyperabrupt junction varactor diode in an SOI substrate Jul. 23, 2013
8482075 Structure and method for manufacturing asymmetric devices Jul. 9, 2013
8445334 SOI FinFET with recessed merged Fins and liner for enhanced stress coupling May. 21, 2013
8426901 Semiconductor devices having a support structure for an active layer pattern Apr. 23, 2013
8421096 Pixel structure and display panel Apr. 16, 2013
8420458 Semiconductor device and method of producing same Apr. 16, 2013
8415220 Constrained oxidation of suspended micro- and nano-structures Apr. 9, 2013
8367485 Embedded silicon germanium n-type filed effect transistor for reduced floating body effect Feb. 5, 2013
8338256 Multi-gate transistor having sidewall contacts Dec. 25, 2012
8329564 Method for fabricating super-steep retrograde well MOSFET on SOI or bulk silicon substrate, and device fabricated in accordance with the method Dec. 11, 2012
8288821 SOI (silicon on insulator) substrate improvements Oct. 16, 2012
8288826 Semiconductor-on-insulator (SOI) structures including gradient nitrided buried oxide (BOX) Oct. 16, 2012
8283215 Semiconductor and optoelectronic devices Oct. 9, 2012
8273613 Semiconductor device and method of manufacture thereof Sep. 25, 2012
8273626 Nonplanar semiconductor device with partially or fully wrapped around gate electrode and methods of fabrication Sep. 25, 2012
8263447 Pixel structure and manufacturing method thereof and display panel Sep. 11, 2012
8247313 Method for preparing a germanium layer from a silicon-germanium-on-isolator substrate Aug. 21, 2012
8242561 Semiconductor devices with improved self-aligned contact areas Aug. 14, 2012
8216890 Lateral hyperabrupt junction varactor diode in an SOI substrate Jul. 10, 2012
8211759 Semiconductor structure and methods of manufacture Jul. 3, 2012
8207008 Affixing method and solar decal device using a thin film photovoltaic Jun. 26, 2012
8198145 Method of manufacturing semiconductor device over SOI substrate Jun. 12, 2012
8178399 Production method for semiconductor device May. 15, 2012
8174074 Asymmetric embedded silicon germanium field effect transistor May. 8, 2012
8163605 Production method for semiconductor device Apr. 24, 2012
8158500 Field effect transistors (FETS) and methods of manufacture Apr. 17, 2012
8153494 Nanowire MOSFET with doped epitaxial contacts for source and drain Apr. 10, 2012
8148225 Fully-depleted (FD)(SOI) MOSFET access transistor and method of fabrication Apr. 3, 2012
8138547 MOSFET on silicon-on-insulator REDX with asymmetric source-drain contacts Mar. 20, 2012
8129798 Semiconductor device comprising fully-depleted and partially-depleted FinFETs Mar. 6, 2012
8097515 Self-aligned contacts for nanowire field effect transistors Jan. 17, 2012
8093112 Method for manufacturing display device Jan. 10, 2012
8080456 Robust top-down silicon nanowire structure using a conformal nitride Dec. 20, 2011
8076207 Gate structure and method of making the same Dec. 13, 2011
8075723 Laser separation method for manufacture of unit cells for thin film photovoltaic materials Dec. 13, 2011
8053289 Manufacturing method for thin film transistor on insulator Nov. 8, 2011
8053373 Semiconductor-on-insulator(SOI) structures including gradient nitrided buried oxide (BOX) Nov. 8, 2011
8048697 Method for manufacturing an LCD device employing a reduced number of photomasks including bottom and top gate type devices Nov. 1, 2011
8043905 Semiconductor device and method of fabricating the same Oct. 25, 2011

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19










 
 
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