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Class Information
Number: 257/E33.068
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 > Detail of nonsemiconductor component other than light-emitting semiconductor device (epo) > Means for light extraction or guiding (epo) > Integrated with device (e.g., back surface reflector, lens) (epo)
Description: This subclass is indented under subclass E33.067. This subclass is substantially the same in scope as ECLA classification H01L33/00B6B.










Sub-classes under this class:

Class Number Class Name Patents
257/E33.069 Comprising resonant cavity structure (e.g., bragg reflector pair) (epo) 254
257/E33.07 Comprising window layer (epo) 142


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

Patent Number Title Of Patent Date Issued
7998768 Method for forming a light emitting diode Aug. 16, 2011
7989830 Optoelectronic thin-film chip Aug. 2, 2011
7989836 Light emitting element having an irregular surface, light emitting device using the light emitting element, and method for manufacturing light emitting element Aug. 2, 2011
7985981 Semiconductor light-emitting device Jul. 26, 2011
7982207 Light emitting diode Jul. 19, 2011
7977694 High light extraction efficiency light emitting diode (LED) with emitters within structured materials Jul. 12, 2011
7968356 Light-emitting element with improved light extraction efficiency, light-emitting device including the same, and methods of fabricating light-emitting element and light-emitting device Jun. 28, 2011
7968898 Nitride semiconductor light emitting device, method of manufacturing nitride semiconductor light emitting device, and nitride semiconductor transistor device Jun. 28, 2011
7964877 Polarized semiconductor light emitting device with light guiding portions formed within Jun. 21, 2011
7960749 Light-emitting device structure and semiconductor wafer structure with the same Jun. 14, 2011
7960746 Low resistance electrode and compound semiconductor light emitting device including the same Jun. 14, 2011
7960196 Light-emitting device, light-emitting element and method of manufacturing same Jun. 14, 2011
7956371 High efficiency light emitting diode (LED) Jun. 7, 2011
7956374 Semiconductor light-emitting device Jun. 7, 2011
7956375 Light emitting diode structure having a textured package lens Jun. 7, 2011
7956376 Light emitting device, method for manufacturing light emitting device, and light emitting apparatus Jun. 7, 2011
7952111 LED and method for making the same May. 31, 2011
7951627 Organic electroluminescent device, method of manufacturing the same, and electronic apparatus May. 31, 2011
7951624 Method of manufacturing light emitting diode May. 31, 2011
7943942 Semiconductor light-emitting device with double-sided passivation May. 17, 2011
7939841 High output light emitting diode and method for fabricating the same May. 10, 2011
7939349 Nitride-based semiconductor light emitting device and manufacturing method thereof May. 10, 2011
7935976 Package of light emitting diode and method for manufacturing the same May. 3, 2011
7932106 Light emitting diode with high aspect ratio submicron roughness for light extraction and methods of forming Apr. 26, 2011
7928455 Semiconductor light-emitting device and method for forming the same Apr. 19, 2011
7928460 Light emitting element and manufacturing method thereof Apr. 19, 2011
7928461 Light-emitting diode Apr. 19, 2011
7915632 Diode having vertical structure and method of manufacturing the same Mar. 29, 2011
7915623 Light-emitting diode array, light-emitting diode, and printer head Mar. 29, 2011
7910942 Semiconductor light emitting device and method for manufacturing the same Mar. 22, 2011
7906791 Semiconductor light emitting element Mar. 15, 2011
7902565 Semiconductor light emitting device and method for manufacturing same Mar. 8, 2011
7899103 Side light emitting type semiconductor laser diode having dielectric layer formed on active layer Mar. 1, 2011
7897992 Low optical loss electrode structures for LEDs Mar. 1, 2011
7897981 Light emitting device and method of manufacturing the same Mar. 1, 2011
7893451 Light emitting device having light extraction structure and method for manufacturing the same Feb. 22, 2011
7888763 Backside illuminated imaging sensor with improved infrared sensitivity Feb. 15, 2011
7888696 Semiconductor light emitting device and a method for manufacturing the same Feb. 15, 2011
7888694 Nitride-based semiconductor light emitting device with light extraction layer formed within Feb. 15, 2011
7888686 Pixel structure for a solid state light emitting device Feb. 15, 2011
7884381 Light emitting device and method for fabricating the same including a back surface electrode with an Au alloy Feb. 8, 2011
7884383 Radiation emitting semiconductor chip Feb. 8, 2011
7884437 Semiconductor device and electronic apparatus using the same Feb. 8, 2011
7875894 Semiconductor device and fabrication method thereof Jan. 25, 2011
7875892 Light-emitting device, linear light source, planar light unit and display apparatus Jan. 25, 2011
7875488 Method of fabricating image sensor having inner lens Jan. 25, 2011
7872281 Glass-coated light-emitting element, light-emitting element-attached wiring board, method for producing light-emitting element-attached wiring board, lighting device and projector Jan. 18, 2011
7868344 Nitride semiconductor light emitting device including electrodes of a multilayer structure Jan. 11, 2011
7863638 Diode having vertical structure and method of manufacturing the same Jan. 4, 2011
7863636 Substrate for light-emitting diode, and light-emitting diode Jan. 4, 2011

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










 
 
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