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Class Information
Number: 257/E21.133
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) > Epitaxial re-growth of non-monocrystalline semiconductor material, e.g., lateral epitaxy by seeded solidific ation, solid-state crystallization, solid-state graphoepitaxy, explosive crystallization, grain growth in polycrystalline material (epo)
Description: This subclass is indented under subclass E21.09. This subclass is substantially the same in scope as ECLA classification H01L21/20D.










Sub-classes under this class:

Class Number Class Name Patents
257/E21.134 Using a coherent energy beam, e.g., laser or electron beam (epo) 787


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

Patent Number Title Of Patent Date Issued
8686472 Semiconductor substrate, electronic device and method for manufacturing semiconductor substrate Apr. 1, 2014
8686450 Method of manufacturing a vertically-structured GaN-based light emitting diode Apr. 1, 2014
8603896 Method for transferring a monocrystalline semiconductor layer onto a support substrate Dec. 10, 2013
8546249 Selective growth of polycrystalline silicon-containing semiconductor material on a silicon-containing semiconductor surface Oct. 1, 2013
8455335 Manufacturing method of semiconductor device Jun. 4, 2013
RE44267 Method to prevent static destruction of an active element comprised in a liquid crystal display device Jun. 4, 2013
8445333 Method of forming polysilicon, thin film transistor using the polysilicon, and method of fabricating the thin film transistor May. 21, 2013
8420543 Method for treating the dislocation in a GaN-containing semiconductor layer Apr. 16, 2013
8420439 Method of producing a radiation-emitting thin film component and radiation-emitting thin film component Apr. 16, 2013
8409940 Silicon crystallization apparatus and silicon crystallization method thereof Apr. 2, 2013
8377804 Manufacturing method of semiconductor substrate and semiconductor device Feb. 19, 2013
8367527 Method of fabricating polycrystalline silicon thin film Feb. 5, 2013
8361890 Systems, methods and materials including crystallization of substrates via sub-melt laser anneal, as well as products produced by such processes Jan. 29, 2013
8357595 Semiconductor substrate with solid phase epitaxial regrowth with reduced depth of doping profile and method of producing same Jan. 22, 2013
8357596 Method of forming a polycrystalline silicon layer and method of manufacturing thin film transistor Jan. 22, 2013
8344453 Method of manufacturing localized semiconductor-on-insulator (SOI) structures in a bulk semiconductor wafer Jan. 1, 2013
8338248 Semiconductor element and solid-state imaging device Dec. 25, 2012
8338278 Method of manufacturing semiconductor device with crystallized semiconductor film Dec. 25, 2012
8314428 Thin film transistor with LDD/offset structure Nov. 20, 2012
8309986 Tri-gate field-effect transistors formed by aspect ratio trapping Nov. 13, 2012
8278716 Method of fabricating polysilicon, thin film transistor, method of fabricating the thin film transistor, and organic light emitting diode display device including the thin film transistor Oct. 2, 2012
8247317 Methods of solid phase recrystallization of thin film using pulse train annealing method Aug. 21, 2012
8227326 Laser crystallization of amorphous silicon layer Jul. 24, 2012
8207010 Method for manufacturing photoelectric conversion device Jun. 26, 2012
8174013 Semiconductor device, method for manufacturing the semiconductor device, and display device May. 8, 2012
8168979 Crystallization method, thin film transistor manufacturing method, thin film transistor, display, and semiconductor device May. 1, 2012
8148244 Lateral growth method for defect reduction of semipolar nitride films Apr. 3, 2012
8125033 Polycrystalline silicon layer, flat panel display using the same, and method of fabricating the same Feb. 28, 2012
8119904 Silicon wafer based structure for heterostructure solar cells Feb. 21, 2012
8105852 Method of forming a composite substrate and growing a III-V light emitting device over the composite substrate Jan. 31, 2012
8089071 Thin film semiconductor device having crystal grain boundaries cyclically traversing a channel part and method for manufacturing same Jan. 3, 2012
8067278 Semiconductor device and method for manufacturing the same Nov. 29, 2011
8058083 Method for manufacturing flexible semiconductor device Nov. 15, 2011
8043943 Low-temperature formation of polycrystalline semiconductor films via enhanced metal-induced crystallization Oct. 25, 2011
8030190 Method of manufacturing crystalline semiconductor thin film Oct. 4, 2011
8022408 Crystalline nanowire substrate, method of manufacturing the same, and method of manufacturing thin film transistor using the same Sep. 20, 2011
8017509 Growth of monocrystalline GeN on a substrate Sep. 13, 2011
8017507 Method of manufacturing a polycrystalline semiconductor thin film Sep. 13, 2011
7981778 Directional solid phase crystallization of thin amorphous silicon for solar cell applications Jul. 19, 2011
7977706 Tri-gate field-effect transistors formed by aspect ratio trapping Jul. 12, 2011
7972971 Method for producing Si.sub.1-yGe.sub.y based zones with different contents in Ge on a same substrate by condensation of germanium Jul. 5, 2011
7960220 Method of forming polysilicon, thin film transistor using the polysilicon, and method of fabricating the thin film transistor Jun. 14, 2011
7955890 Methods for forming an amorphous silicon film in display devices Jun. 7, 2011
7948040 Semiconductor device May. 24, 2011
7943451 Integration scheme for reducing border region morphology in hybrid orientation technology (HOT) using direct silicon bonded (DSB) substrates May. 17, 2011
7927937 Fabrication of large grain polycrystalline silicon film by nano aluminum-induced crystallization of amorphous silicon Apr. 19, 2011
7923311 Electro-optical device and thin film transistor and method for forming the same Apr. 12, 2011
7923317 Crystallization method Apr. 12, 2011
7923352 Thermal treatment equipment and method for heat-treating Apr. 12, 2011
7923356 Semiconductor film, semiconductor device and method for manufacturing same Apr. 12, 2011

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










 
 
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