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Class Information
Number: 257/E33.003
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Light emitting semiconductor devices having a potential or a surface barrier, processes or apparatus peculiar to the manufacture or treatment of such devices, or of parts thereof > Device characterized by semiconductor body (epo) > Particular crystalline orientation or structure (epo)
Description: This subclass is indented under subclass E33.002. This subclass is substantially the same in scope as ECLA classification H01L33/00C2.

Sub-classes under this class:

Class Number Class Name Patents
257/E33.004 Comprising amorphous semiconductor (epo) 114

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8686455 Composite substrate for formation of light-emitting device, light-emitting diode device and manufacturing method thereof Apr. 1, 2014
8674368 Display device and method for manufacturing thereof Mar. 18, 2014
8674399 Semiconductor layer Mar. 18, 2014
8652918 Nitride semiconductor structure Feb. 18, 2014
8648344 Organic light-emitting display device and method of manufacturing the same Feb. 11, 2014
8648328 Light emitting diode (LED) using three-dimensional gallium nitride (GaN) pillar structures with planar surfaces Feb. 11, 2014
8643013 Flat panel display device including a storage capacitor Feb. 4, 2014
8643044 Semiconductor light emitting device Feb. 4, 2014
8629446 Devices formed from a non-polar plane of a crystalline material and method of making the same Jan. 14, 2014
8629457 Light-emitting device Jan. 14, 2014
8624292 Non-polar semiconductor light emission devices Jan. 7, 2014
8624259 Organic light-emitting display device Jan. 7, 2014
8614454 Semiconductor light-emitting device, manufacturing method thereof, and lamp Dec. 24, 2013
8604501 Organic light emitting display device Dec. 10, 2013
8598582 Organic light emitting display device Dec. 3, 2013
8598599 Group III nitride semiconductor light-emitting device Dec. 3, 2013
8598685 GaN single crystal substrate and method of manufacturing thereof and GaN-based semiconductor device and method of manufacturing thereof Dec. 3, 2013
8587022 Nitride semiconductor light-emitting element and process for production thereof Nov. 19, 2013
8575471 Lattice matched semiconductor growth on crystalline metallic substrates Nov. 5, 2013
8558256 Light emitting diode using semiconductor nanowire and method of fabricating the same Oct. 15, 2013
8548021 III-nitride semiconductor laser, and method for fabricating III-nitride semiconductor laser Oct. 1, 2013
8541869 Cleaved facet (Ga,Al,In)N edge-emitting laser diodes grown on semipolar bulk gallium nitride substrates Sep. 24, 2013
8502246 Fabrication of nonpolar indium gallium nitride thin films, heterostructures and devices by metalorganic chemical vapor deposition Aug. 6, 2013
8501592 Freestanding III-nitride single-crystal substrate and method of manufacturing semiconductor device utilizing the substrate Aug. 6, 2013
8494017 Solid state laser device using a selected crystal orientation in non-polar or semi-polar GaN containing materials and methods Jul. 23, 2013
8471257 Motherboard, production method of motherboard, and device substrate Jun. 25, 2013
8455876 Organic light emitting diode display and method of manufacturing the same Jun. 4, 2013
8450129 Thin film transistor substrate and manufacturing method thereof May. 28, 2013
8445890 Solid state lighting devices grown on semi-polar facets and associated methods of manufacturing May. 21, 2013
8445930 Nitride semiconductor element, methods for manufacturing nitride semiconductor element and nitride semiconductor layer, and nitride semiconductor light-emitting element May. 21, 2013
8441018 Direct bandgap substrates and methods of making and using May. 14, 2013
8441034 Gallium nitride semiconductor substrate with semiconductor film formed therein May. 14, 2013
RE44215 Semiconductor optoelectric device and method of manufacturing the same May. 14, 2013
8420419 Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device Apr. 16, 2013
8421115 Semiconductor material, method of producing semiconductor material, light emitting device and light receiving device Apr. 16, 2013
8415707 Group III nitride semiconductor device Apr. 9, 2013
8409891 Display device and manufacturing method thereof Apr. 2, 2013
8390023 Sapphire substrate, nitride semiconductor luminescent element using the sapphire substrate, and method for manufacturing the nitride semiconductor luminescent element Mar. 5, 2013
8378350 Display device Feb. 19, 2013
8368048 Nanostructured layers, methods of making nanostructured layers, and application thereof Feb. 5, 2013
8361885 Group-III nitride semiconductor laser device, method of fabricating group-III nitride semiconductor laser device, and method of estimating damage from formation of scribe groove Jan. 29, 2013
8357558 Method of making semiconductor light-emitting device Jan. 22, 2013
8354667 Organic electroluminescence manufacturing method and image display system having the same Jan. 15, 2013
8343786 Organic light emitting diode display and manufacturing method thereof Jan. 1, 2013
8338237 Metal-induced crystallization of amorphous silicon in thin film transistors Dec. 25, 2012
8338853 Substrate for forming light-emitting layer, light emitter and light-emitting substance Dec. 25, 2012
8319225 Display device and manufacturing method thereof Nov. 27, 2012
8319238 Light emitting device with improved light extraction efficiency Nov. 27, 2012
8304793 III-nitride semiconductor optical device and epitaxial substrate Nov. 6, 2012
8284810 Solid state laser device using a selected crystal orientation in non-polar or semi-polar GaN containing materials and methods Oct. 9, 2012

1 2 3 4 5

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