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Class Information
Number: 257/E21.32
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) > Treatment of semiconductor body using process other than deposition of semiconductor material on a substrate, diffusion or alloying of impurity material, or radiation treatment (epo) > To modify their internal properties, e.g., to produce internal imperfections (epo) > Of silicon body, e.g., for gettering (epo) > Of silicon on insulator (soi) (epo)
Description: This subclass is indented under subclass E21.318. This subclass is substantially the same in scope as ECLA classification H01L21/322B10.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8709957 Spalling utilizing stressor layer portions Apr. 29, 2014
8703534 Semiconductor packages and methods of packaging semiconductor devices Apr. 22, 2014
8685836 Method for forming a silicon layer on any substrate using light irradiation Apr. 1, 2014
8658508 Method for manufacturing SOI substrate Feb. 25, 2014
8643110 Localized biasing for silicon on insulator structures Feb. 4, 2014
8633065 Method for manufacturing mother substrate and array substrate Jan. 21, 2014
8629030 Method for manufacturing SOI substrate Jan. 14, 2014
8629522 Laser annealing method and device Jan. 14, 2014
8629501 Stress-generating structure for semiconductor-on-insulator devices Jan. 14, 2014
8623712 Bulk fin-field effect transistors with well defined isolation Jan. 7, 2014
8618668 Semiconductor contact barrier Dec. 31, 2013
8604527 Electronic devices and systems, and methods for making and using the same Dec. 10, 2013
8604530 Electronic devices and systems, and methods for making and using the same Dec. 10, 2013
8587025 Method for forming laterally varying doping concentrations and a semiconductor device Nov. 19, 2013
8587064 Semiconductor device Nov. 19, 2013
8563374 Strained semiconductor devices having asymmetrical heterojunction structures and methods for the fabrication thereof Oct. 22, 2013
8563406 Semiconductor substrate, semiconductor device, and manufacturing methods for them Oct. 22, 2013
8563401 Method for fabricating SOI substrate Oct. 22, 2013
8552501 Method of forming an inverted T shaped channel structure for an inverted T channel field effect transistor device Oct. 8, 2013
8546855 Charging protection device Oct. 1, 2013
8541841 Semiconductor devices and semiconductor device manufacturing methods Sep. 24, 2013
8541824 Electronic devices and systems, and methods for making and using the same Sep. 24, 2013
8525289 Adjusting threshold voltage for sophisticated transistors by diffusing a gate dielectric cap layer material prior to gate dielectric stabilization Sep. 3, 2013
8518798 Semiconductor structure and method for making same Aug. 27, 2013
8513057 Integrated circuit packaging system with routable underlayer and method of manufacture thereof Aug. 20, 2013
8502291 Memory cells, memory cell constructions, and memory cell programming methods Aug. 6, 2013
8481381 Superior integrity of high-k metal gate stacks by preserving a resist material above end caps of gate electrode structures Jul. 9, 2013
8455314 Transistors comprising high-K metal gate electrode structures and embedded strain-inducing semiconductor alloys formed in a late stage Jun. 4, 2013
8455981 Doped graphene electronic materials Jun. 4, 2013
8450122 Test structures and methods May. 28, 2013
8445336 Method of fabricating polycrystalline silicon, TFT fabricated using the same, method of fabricating the TFT, and organic light emitting diode display device including the TFT May. 21, 2013
8445387 Epitaxial silicon growth May. 21, 2013
8440510 Method for manufacturing semiconductor device May. 14, 2013
8435850 Localized compressive strained semiconductor May. 7, 2013
8420459 Bulk fin-field effect transistors with well defined isolation Apr. 16, 2013
8409982 Method of forming solid blind vias through the dielectric coating on high density interconnect (HDI) substrate materials Apr. 2, 2013
8409988 Method of manufacturing semiconductor device and substrate processing apparatus Apr. 2, 2013
8410480 CMOS-MEMS cantilever structure Apr. 2, 2013
8405175 Suitably short wavelength light for laser annealing of silicon in DSA type systems Mar. 26, 2013
8394714 Anti-reflective coatings for micro-fluid applications Mar. 12, 2013
8389417 Semiconductor device and manufacturing method thereof Mar. 5, 2013
8383467 Thin film transistor and method of manufacturing the same Feb. 26, 2013
8368134 Nonvolatile memory device and method for fabricating the same Feb. 5, 2013
8361873 Method of manufacturing an SOI substrate and method of manufacturing a semiconductor device Jan. 29, 2013
8362562 Semiconductor device with selected transistor properties Jan. 29, 2013
8354323 Doped graphene electronic materials Jan. 15, 2013
8324119 Enhancing deposition uniformity of a channel semiconductor alloy by an in situ etch process Dec. 4, 2012
8324084 Manufacturing method of semiconductor substrate and manufacturing method of semiconductor device Dec. 4, 2012
8319261 Semiconductor component structure with vertical dielectric layers Nov. 27, 2012
8313989 SOI substrate and method for manufacturing the same Nov. 20, 2012

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