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Class Information
Number: 257/E33.011
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) > For current confinement (epo)
Description: This subclass is indented under subclass E33.005. This subclass is substantially the same in scope as ECLA classification H01L33/00C3E.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8643192 Integrated circuit package with discrete components surface mounted on exposed side Feb. 4, 2014
8618551 Semiconductor light emitting device Dec. 31, 2013
8592839 Vertical light-emitting devices having patterned emitting unit and methods of manufacturing the same Nov. 26, 2013
8564010 Distributed current blocking structures for light emitting diodes Oct. 22, 2013
8536597 Light emitting diode with peripheral circular slots and method for manufacturing the same Sep. 17, 2013
8536594 Solid state lighting devices with reduced dimensions and methods of manufacturing Sep. 17, 2013
8530257 Band offset in alingap based light emitters to improve temperature performance Sep. 10, 2013
8415700 Light emitting device, method of manufacturing the light emitting device, light emitting device package, and lighting system Apr. 9, 2013
8399273 Light-emitting diode with current-spreading region Mar. 19, 2013
8329524 Surface emitting laser, method for producing surface emitting laser, and image forming apparatus Dec. 11, 2012
8325775 Efficient carrier injection in a semiconductor device Dec. 4, 2012
8314415 Radiation-emitting semiconductor body Nov. 20, 2012
8293555 Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system Oct. 23, 2012
8288185 Semiconductor devices and methods of forming the same Oct. 16, 2012
8198638 Light emitting device structure and process for fabrication thereof Jun. 12, 2012
8188487 Surface emitting laser with trenches to define conductive regions May. 29, 2012
8183074 Light emitting element, method for manufacturing light emitting element, light emitting element assembly, and method for manufacturing light emitting element assembly May. 22, 2012
8097897 High-efficiency light-emitting device and manufacturing method thereof Jan. 17, 2012
8076685 Nitride semiconductor device having current confining layer Dec. 13, 2011
8022424 Semiconductor device and method of manufacturing it Sep. 20, 2011
7998771 Manufacturing method of light emitting diode including current spreading layer Aug. 16, 2011
7985964 Light-emitting semiconductor device Jul. 26, 2011
7977156 Chipstack package and manufacturing method thereof Jul. 12, 2011
7968362 Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system Jun. 28, 2011
7944957 Surface emitting semiconductor laser, method for fabricating surface emitting semiconductor laser, module, light source apparatus, data processing apparatus, light sending apparatus, optical s May. 17, 2011
7915625 Semiconductor light emitting device Mar. 29, 2011
7888686 Pixel structure for a solid state light emitting device Feb. 15, 2011
7829912 Efficient carrier injection in a semiconductor device Nov. 9, 2010
7795630 Semiconductor device with oxidized regions and method for fabricating the same Sep. 14, 2010
7709848 Group III nitride semiconductor light emitting device May. 4, 2010
7700936 Fabrication of quantum dots embedded in three-dimensional photonic crystal lattice Apr. 20, 2010
7687294 Nitride semiconductor device and method of manufacturing the same Mar. 30, 2010
7563630 Method for fabricating a semiconductor laser device that includes growing current confinement layers and a mesa side surface Jul. 21, 2009
7550758 Method for providing a nanoscale, high electron mobility transistor (HEMT) on insulator Jun. 23, 2009
7518161 Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system Apr. 14, 2009
7429754 Semiconductor device, its manufacture method and electronic component unit Sep. 30, 2008
7396697 Semiconductor light-emitting device and method for manufacturing the same Jul. 8, 2008
7335920 LED with current confinement structure and surface roughening Feb. 26, 2008
7319248 High brightness light emitting diode Jan. 15, 2008
7244629 Vertical cavity surface emitting laser diode and method for manufacturing the same Jul. 17, 2007
7180100 Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system Feb. 20, 2007
7061955 Heterogeneous composite semiconductor structures for enhanced oxide and air aperture formation for semiconductor lasers and detectors and method of manufacture Jun. 13, 2006
7037741 Compound semiconductor optoelectronic device May. 2, 2006
7026657 High radiance led chip and a method for producing same Apr. 11, 2006
7009214 Light-emitting device with a current blocking structure and method for making the same Mar. 7, 2006
6979581 Method of manufacturing semiconductor light emitting device and oxidation furnace Dec. 27, 2005
6977953 Nitride-based semiconductor light-emitting device and method of fabricating the same Dec. 20, 2005
6936864 Semiconductor light emitting element Aug. 30, 2005
6933169 Optical semiconductor device Aug. 23, 2005
6919583 End surface light-emitting element having increased external light emission efficiency and self-scanning light-emitting element array using the same Jul. 19, 2005

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