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Class Information
Number: 257/E33.007
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) > Shape or structure (e.g., shape of epitaxial layer) (epo) > Shape of potential barrier (epo)
Description: This subclass is indented under subclass E33.005. This subclass is substantially the same in scope as ECLA classification H01L33/00C3C.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8669546 Nitride group semiconductor light emitting device including multiquantum well structure Mar. 11, 2014
8653550 Inverted light emitting diode having plasmonically enhanced emission Feb. 18, 2014
8552445 Semiconductor light emitting device and method for manufacturing the same Oct. 8, 2013
8552457 Thermal stress releasing structure of a light-emitting diode Oct. 8, 2013
8405066 Nitride-based semiconductor light-emitting device Mar. 26, 2013
8357951 LED chip having first conduction layer surrounding a bottom surface and a circumferential surface of a second conduction layer Jan. 22, 2013
8212242 Organic light emitting diode display having a corner-cube pattern cover layer Jul. 3, 2012
8154032 Electrooptical device, electronic apparatus, and method for producing electrooptical device Apr. 10, 2012
8134169 Patterned substrate for hetero-epitaxial growth of group-III nitride film Mar. 13, 2012
7952109 Light-emitting crystal structures May. 31, 2011
7781796 Nitride semiconductor laser element Aug. 24, 2010
7700936 Fabrication of quantum dots embedded in three-dimensional photonic crystal lattice Apr. 20, 2010
7652295 Light emitting device having light extraction structure and method for manufacturing the same Jan. 26, 2010
7633093 Method of making optical light engines with elevated LEDs and resulting product Dec. 15, 2009
7550775 GaN semiconductor light-emitting element and method for manufacturing the same Jun. 23, 2009
7067339 Selective growth method, and semiconductor light emitting device and fabrication method thereof Jun. 27, 2006
7060542 Display system and method of producing the same Jun. 13, 2006
7030421 Semiconductor light emitting device and fabrication method thereof Apr. 18, 2006
7029936 Semiconductor laser, device having reduced contact resistance and manufacturing method thereof Apr. 18, 2006
7011994 Method of forming wiring and method of manufacturing image display system by using the same Mar. 14, 2006
7002183 Semiconductor light emitting device having a semiconductor layer formed by selective growth Feb. 21, 2006
7002182 Semiconductor light emitting device integral type semiconductor light emitting unit image display unit and illuminating unit Feb. 21, 2006
6998645 Semiconductor light emitting device having a semiconductor layer formed by selective growth Feb. 14, 2006
6998643 Silicon-based light emitting diode Feb. 14, 2006
6996147 Methods of fabricating nanostructures and nanowires and devices fabricated therefrom Feb. 7, 2006
6984542 Method of forming wiring Jan. 10, 2006
6969624 Method of transferring a device, a method of producing a device holding substrate, and a device holding substrate Nov. 29, 2005
6969670 Selective growth method, and semiconductor light emitting device and fabrication method thereof Nov. 29, 2005
6967353 Semiconductor light emitting device and fabrication method thereof Nov. 22, 2005
6967359 Nitride semiconductor substrate production method thereof and semiconductor optical device using the same Nov. 22, 2005
6963086 Semiconductor light-emitting device image display illuminator and its manufacturing method Nov. 8, 2005
6946687 Radiation-emitting semiconductor chip with a radiation-emitting active layer Sep. 20, 2005
6939729 Method of transferring a device, a method of producing a device holding substrate, and a device holding substrate Sep. 6, 2005
6933208 Method of forming wiring, and method of arranging devices and method of manufacturing image display system by using the same Aug. 23, 2005
6924500 Semiconductor light-emitting device and process for producing the same Aug. 2, 2005
6921924 Semiconductor light-emitting device Jul. 26, 2005
6918946 Applications of light-emitting nanoparticles Jul. 19, 2005
6891199 Radiation-emitting semiconductor chip and light-emitting diode May. 10, 2005
6881982 Semiconductor light emitting device Apr. 19, 2005
6882051 Nanowires, nanostructures and devices fabricated therefrom Apr. 19, 2005
6876009 Nitride semiconductor device and a process of manufacturing the same Apr. 5, 2005
6870190 Display unit and semiconductor light emitting device Mar. 22, 2005
6864501 Photon source and method of its fabrication and operation Mar. 8, 2005
6858081 Selective growth method, and semiconductor light emitting device and fabrication method thereof Feb. 22, 2005
6846565 Light-emitting nanoparticles and method of making same Jan. 25, 2005
6838693 Nitride semiconductor device Jan. 4, 2005
6828591 Semiconductor light emitting device and fabrication method thereof Dec. 7, 2004
6825499 Display system and method of producing the same Nov. 30, 2004
6818465 Nitride semiconductor element and production method for nitride semiconductor element Nov. 16, 2004
6807213 Semiconductor optical device apparatus Oct. 19, 2004

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