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Class Information
Number: 257/E21.114
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) > Deposition of semiconductor material on substrate, e.g., epitaxial growth, solid phase epitaxy (epo) > Using liquid deposition (epo)
Description: This subclass is indented under subclass E21.09. This subclass is substantially the same in scope as ECLA classification H01L21/208.


Sub-classes under this class:

Class Number Class Name Patents
257/E21.117 Epitaxial deposition of group iii-v compound (epo) 113
257/E21.115 Epitaxial deposition of group iv elements, e.g., si, ge, c (epo) 25


Patents under this class:

Patent Number Title Of Patent Date Issued
7459769 Magnetic shield member, magnetic shield structure, and magnetic memory device Dec. 2, 2008
7446055 Aerosol misted deposition of low dielectric organosilicate films Nov. 4, 2008
7375011 Ex-situ doped semiconductor transport layer May. 20, 2008
7361529 Transistor production using semiconductor printing fluid Apr. 22, 2008
7320936 Plating of multi-layer structures Jan. 22, 2008
7259046 Semiconductor device and manufacturing method thereof Aug. 21, 2007
7186581 Organic electroluminescent device, manufacturing method therefor, and electronic devices therewith Mar. 6, 2007
7141492 Method for forming thin-film, apparatus for forming thin-film, method for manufacturing semiconductor device, electro-optical unit, and electronic apparatus Nov. 28, 2006
7115507 Patterning method Oct. 3, 2006
7052980 Transistor manufacturing method, electrooptical apparatus and electronic apparatus May. 30, 2006
6918946 Applications of light-emitting nanoparticles Jul. 19, 2005
6884700 Method of manufacturing device, device, and electronic apparatus Apr. 26, 2005
6881444 Process for fabricating monolayer/multilayer ultrathin films Apr. 19, 2005
6846565 Light-emitting nanoparticles and method of making same Jan. 25, 2005
6767775 Method of manufacturing thin-film transistor Jul. 27, 2004
6569249 Process for forming layers on substrates May. 27, 2003
6541354 Method for forming silicon film Apr. 1, 2003
6514801 Method for manufacturing thin-film transistor Feb. 4, 2003
6126740 Solution synthesis of mixed-metal chalcogenide nanoparticles and spray deposition of precursor films Oct. 3, 2000
6086945 Method of forming polycrystalline silicon thin layer Jul. 11, 2000
5866471 Method of forming semiconductor thin film and method of fabricating solar cell Feb. 2, 1999
5846609 Masking methods for semiconductor materials Dec. 8, 1998
5730798 Masking methods during semiconductor device fabrication Mar. 24, 1998
5711803 Preparation of a semiconductor thin film Jan. 27, 1998
5683596 Method for etching compound solid state material Nov. 4, 1997
5670279 Lithography exposure mask derived from nanocrystal precursors and a method of manufacturing the same Sep. 23, 1997
5639299 Method of making compound semiconductor single-crystalline substrate for liquid phase epitaxial growth Jun. 17, 1997
5576248 Group IV semiconductor thin films formed at low temperature using nanocrystal precursors Nov. 19, 1996
5559057 Method for depositing and patterning thin films formed by fusing nanocrystalline precursors Sep. 24, 1996
5270229 Thin film semiconductor device and process for producing thereof Dec. 14, 1993
5262357 Low temperature thin films formed from nanocrystal precursors Nov. 16, 1993
5202290 Process for manufacture of quantum dot and quantum wire semiconductors Apr. 13, 1993
4927786 Process for the formation of a silicon-containing semiconductor thin film by chemically reacting active hydrogen atoms with liquefied film-forming raw material gas on the surface of a substrat May. 22, 1990
4565156 Apparatus for performing solution growth relying on temperature difference technique Jan. 21, 1986
4561915 Process for epitaxial growth on a corrugated wafer Dec. 31, 1985
4486652 Blackbody radiation source with constant planar energy flux Dec. 4, 1984
4427714 Thin films of compounds and alloy compounds of Group III and Group V elements Jan. 24, 1984
4417347 Semiconductor processor incorporating blackbody radiation source with constant planar energy flux Nov. 22, 1983
4383883 Method for fabricating semiconductor device May. 17, 1983
4375993 Method of producing a semiconductor device by simultaneous multiple laser annealing Mar. 8, 1983
4371968 Monolithic injection laser arrays formed by crystal regrowth techniques Feb. 1, 1983
4341610 Energy efficient process for continuous production of thin semiconductor films on metallic substrates Jul. 27, 1982
4308820 Apparatus for epitaxial crystal growth from the liquid phase Jan. 5, 1982
4298410 Method for growing a liquid phase epitaxial layer on a semiconductor substrate Nov. 3, 1981
4227291 Energy efficient process for continuous production of thin semiconductor films on metallic substrates Oct. 14, 1980
4149914 Method for depositing epitaxial monocrystalline semiconductive layers via sliding liquid phase epitaxy Apr. 17, 1979
4124411 Method of providing a layer of solid material on a substrate in which liquid from which the solid material can be formed, is spread over the substrate surface Nov. 7, 1978
4035205 Amphoteric heterojunction Jul. 12, 1977
3940296 Method for growing epitaxial layers from the liquid phase Feb. 24, 1976



 
 
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