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Class Information
Number: 257/E21.346
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) > Radiation treatment (epo) > With high-energy radiation (epo) > Producing ions for implantation (epo) > Using mask (epo)
Description: This subclass is indented under subclass E21.334. This subclass is substantially the same in scope as ECLA classification H01L21/266.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8685846 Technique for processing a substrate Apr. 1, 2014
8658477 Method for manufacturing a semiconductor device Feb. 25, 2014
8652965 Production method for thick film metal electrode and production method for thick film resist Feb. 18, 2014
8598023 Substrate processing apparatus, substrate processing method, and method of manufacturing semiconductor device Dec. 3, 2013
8575691 Lateral-diffusion metal-oxide semiconductor device Nov. 5, 2013
8518835 Methods of utilizing block copolymers to form patterns Aug. 27, 2013
8518810 Method for manufacturing a semiconductor device Aug. 27, 2013
8384135 Phase-change random access memory device and method of manufacturing the same Feb. 26, 2013
8343844 Method for manufacturing capacitor of semiconductor device and capacitor of semiconductor device manufactured thereby Jan. 1, 2013
8338281 Method for fabricating semiconductor device Dec. 25, 2012
8324075 Methods for recycling substrates and fabricating laminated wafers Dec. 4, 2012
8268732 Methods of utilizing block copolymers to form patterns Sep. 18, 2012
8242003 Defect removal in Ge grown on Si Aug. 14, 2012
8202791 Method for generating two dimensions for different implant energies Jun. 19, 2012
8202789 Implanting a solar cell substrate using a mask Jun. 19, 2012
8178409 Semiconductor device with alternately arranged P-type and N-type thin semiconductor layers and method for manufacturing the same May. 15, 2012
8163588 Manufacturing method of a photoelectric conversion device Apr. 24, 2012
7981797 Phase-change random access memory device and method of manufacturing the same Jul. 19, 2011
7977177 Methods of forming nano-devices using nanostructures having self-assembly characteristics Jul. 12, 2011
7935557 Manufacturing method of a photoelectric conversion device May. 3, 2011
7927987 Method of reducing channeling of ion implants using a sacrificial scattering layer Apr. 19, 2011
7888249 Use of chained implants in solar cell Feb. 15, 2011
7824999 Method for enhancing field oxide Nov. 2, 2010
7795085 Intentional pocket shadowing to compensate for the effects of cross-diffusion in SRAMs Sep. 14, 2010
7727866 Use of chained implants in solar cells Jun. 1, 2010
7727838 Method to improve transistor Tox using high-angle implants with no additional masks Jun. 1, 2010
7713843 Method for fabricating optical semiconductor device May. 11, 2010
7704810 Manufacturing method of display device Apr. 27, 2010
7691684 Fin-type antifuse Apr. 6, 2010
7687323 Surface-roughening method Mar. 30, 2010
7682955 Method for forming deep well of power device Mar. 23, 2010
7608506 Body-contacted semiconductor structures and methods of fabricating such body-contacted semiconductor structures Oct. 27, 2009
7595250 Semiconductor device and method of manufacturing the same Sep. 29, 2009
7541248 Integrated semiconductor device and method of manufacturing thereof Jun. 2, 2009
7521697 Method for fabricating semiconductor device and equipment for fabricating the same Apr. 21, 2009
7473606 Method for fabricating metal-oxide semiconductor transistors Jan. 6, 2009
7364971 Method for manufacturing semiconductor device having super junction construction Apr. 29, 2008
7358147 Process for producing SOI wafer Apr. 15, 2008
7238577 Method of manufacturing self-aligned n and p type stripes for a superjunction device Jul. 3, 2007
7049169 Method of fabricating a semiconductor device May. 23, 2006
7045073 Pre-etch implantation damage for the removal of thin film layers May. 16, 2006
7022596 Method for forming rectangular-shaped spacers for semiconductor devices Apr. 4, 2006
6995065 Selective post-doping of gate structures by means of selective oxide growth Feb. 7, 2006
6987051 Method of making cavities in a semiconductor wafer Jan. 17, 2006
6979885 Devices with patterned wells and method for forming same Dec. 27, 2005
6974760 Methods for transferring a useful layer of silicon carbide to a receiving substrate Dec. 13, 2005
6929995 Method of forming high voltage metal oxide semiconductor transistor Aug. 16, 2005
6927153 Ion implantation with multiple concentration levels Aug. 9, 2005
6927151 Method of manufacturing semiconductor device Aug. 9, 2005
6885078 Circuit isolation utilizing MeV implantation Apr. 26, 2005

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