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Class Information
Number: 257/E33.072
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) > Not integrated with device (epo) > Reflective means (epo)
Description: This subclass is indented under subclass E33.071. This subclass is substantially the same in scope as ECLA classification H01L33/00B6C2.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8710488 Nanowire structured photodiode with a surrounding epitaxially grown P or N layer Apr. 29, 2014
8710530 Light emitted diode Apr. 29, 2014
8692285 Semiconductor light emitting device, light emitting module, lighting apparatus and display element Apr. 8, 2014
8692272 Resin composition, reflective board and light-emitting apparatus Apr. 8, 2014
8692270 Light emitting device Apr. 8, 2014
8691606 Method for manufacturing a light emitting diode with smooth surface for reflective electrode Apr. 8, 2014
8686441 Life-improved semiconductor light emitting device Apr. 1, 2014
8679871 Method of manufacturing light emitting device that includes using atomic layer deposition to form protective film on reflective film Mar. 25, 2014
8680555 Semiconductor light emitting device Mar. 25, 2014
8674389 Light emitting device and light emitting device package having the same Mar. 18, 2014
8674387 Light emitting device Mar. 18, 2014
8674378 Light emitting diode Mar. 18, 2014
8669570 Individual light shields Mar. 11, 2014
8664676 LED package structure housing a LED and a protective zener diode in respective cavities Mar. 4, 2014
8664681 Parallel plate slot emission array Mar. 4, 2014
8659035 Light-emitting device, light-emitting device array, optical recording head, image forming apparatus, and method of manufacturing light-emitting device Feb. 25, 2014
8653542 Micro-interconnects for light-emitting diodes Feb. 18, 2014
8648397 Semiconductor device, active matrix substrate and display device Feb. 11, 2014
8648379 LED lamp assembly Feb. 11, 2014
8648371 LED unit having electrochromic element Feb. 11, 2014
8648373 Semiconductor light emitting device Feb. 11, 2014
8643028 Lighting device Feb. 4, 2014
8643047 Light-emitting device and luminaire Feb. 4, 2014
8643049 Light emitting diode Feb. 4, 2014
8637886 Semiconductor light emitting element Jan. 28, 2014
8633504 Light emitting device and manufacturing method thereof Jan. 21, 2014
8629473 Semiconductor light-emitting element, semiconductor light-emitting device, method for producing semiconductor light-emitting element, method for producing semiconductor light-emitting device, Jan. 14, 2014
8624272 LED assembly with color temperature correction capability Jan. 7, 2014
8614455 Semiconductor light emitting device Dec. 24, 2013
8610154 Side-view type light emitting device and line light source type light emitting device Dec. 17, 2013
8598606 Solid metal block semiconductor light emitting device mounting substrates and packages Dec. 3, 2013
8598614 Light-emitting devices Dec. 3, 2013
8592843 Light emitting device, light emitting device package and lighting system Nov. 26, 2013
8587133 Semiconductor device Nov. 19, 2013
8581284 Semiconductor light-emitting device and manufacturing method Nov. 12, 2013
8581285 Semiconductor light-emitting element for flip-chip mounting Nov. 12, 2013
8581287 Semiconductor light emitting device having a reflective material, wavelength converting layer and optical plate with rough and plane surface regions, and method of manufacturing Nov. 12, 2013
8581289 Semiconductor light emitting component Nov. 12, 2013
8575644 Light emitting device having an electro-static discharge protection part Nov. 5, 2013
8569778 Narrow viewing angle plastic leaded chip carrier Oct. 29, 2013
8569779 Light emitting diode package Oct. 29, 2013
8569781 LED package with light-absorbing layer Oct. 29, 2013
8569783 Light-emitting device Oct. 29, 2013
8569789 Light emitting diode package with reflective layer Oct. 29, 2013
8563340 Method for manufacturing light emitting chip Oct. 22, 2013
8552453 Light emitting device Oct. 8, 2013
8552452 Light emitting device and lighting instrument including the same Oct. 8, 2013
8519379 Nanowire structured photodiode with a surrounding epitaxially grown P or N layer Aug. 27, 2013
8519419 Semiconductor light-emitting structure having low thermal stress Aug. 27, 2013
8513693 Miniature leadless surface mount lamp with dome and reflector cup Aug. 20, 2013

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