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Class Information
Number: 257/E33.006
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 semiconductor body (epo)
Description: This subclass is indented under subclass E33.005. This subclass is substantially the same in scope as ECLA classification H01L33/00C3B.

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

Patent Number Title Of Patent Date Issued
8709845 Solid state lighting devices with cellular arrays and associated methods of manufacturing Apr. 29, 2014
8686461 Light emitting diode (LED) die having stepped substrates and method of fabrication Apr. 1, 2014
8679877 Nitride semiconductor light emitting device and method for manufacturing the same Mar. 25, 2014
8673662 Light-emitting diode cutting method and product thereof Mar. 18, 2014
8664028 Semiconductor device production process Mar. 4, 2014
8659039 Semiconductor light emitting diode Feb. 25, 2014
8659044 Light emitting device Feb. 25, 2014
8648348 Light emitting device, light emitting device package, and lighting system Feb. 11, 2014
8642991 Photosensitive quantum dot, composition comprising the same and method of forming quantum dot-containing pattern using the composition Feb. 4, 2014
8643036 Semiconductor light-emitting device Feb. 4, 2014
8643059 Substrate structure and method of manufacturing the same Feb. 4, 2014
8629465 Light-emitting diodes on concave texture substrate Jan. 14, 2014
8618563 Light emitting device with vertically adjustable light emitting pattern Dec. 31, 2013
8610118 Flexible display panel having curvature that matches curved surface of vehicle part Dec. 17, 2013
8604497 Radiation-emitting thin-film semiconductor chip Dec. 10, 2013
8592848 Light emitting device Nov. 26, 2013
8558216 Nitride semiconductor light emitting device and method for manufacturing the same Oct. 15, 2013
8558225 Oxide thin film transistor having source and drain electrodes being formed between a primary and a secondary active layers Oct. 15, 2013
8558274 Light-emitting diode and method of manufacturing the same Oct. 15, 2013
8552445 Semiconductor light emitting device and method for manufacturing the same Oct. 8, 2013
8535962 Method for making a light-emitting microelectronic device with semi-conducting nanowires formed on a metal substrate Sep. 17, 2013
8530256 Production process for semiconductor device Sep. 10, 2013
8519416 Method of fabricating nitride-based semiconductor light-emitting device and nitride-based semiconductor light-emitting device Aug. 27, 2013
8501510 Optoelectronic component with three-dimension quantum well structure and method for producing the same Aug. 6, 2013
8466472 Semiconductor device, method of manufacturing the same, and electronic device including the semiconductor device Jun. 18, 2013
8450763 Light emitting device May. 28, 2013
8426887 Light emitting device and light emitting device package Apr. 23, 2013
8421104 Light emitting diode apparatus and method for enhancing luminous efficiency thereof Apr. 16, 2013
8410521 Semiconductor light emitting device Apr. 2, 2013
8405101 Semiconductor light emitting device and method of manufacturing the same Mar. 26, 2013
8395238 Method of manufacturing semiconductor device, and semiconductor device Mar. 12, 2013
8384115 Bond pad design for enhancing light extraction from LED chips Feb. 26, 2013
8362494 Electro-optic device with novel insulating structure and a method for manufacturing the same Jan. 29, 2013
8362493 Configurations of a semiconductor light emitting device and planar light source Jan. 29, 2013
8350251 Nanowire sized opto-electronic structure and method for manufacturing the same Jan. 8, 2013
8344369 Vehicle that includes a display panel having a curved surface Jan. 1, 2013
8304267 Laser device, laser module, semiconductor laser and fabrication method of semiconductor laser Nov. 6, 2012
8294163 Optoelectronic component with three-dimension quantum well structure and method for producing the same Oct. 23, 2012
8288794 Nitride semiconductor layers on substrate having ridge portions with inflow prevention walls near engraved regions Oct. 16, 2012
8278672 Semiconductor light-emitting device and fabrication method thereof Oct. 2, 2012
8274089 Light emitting diode having light emitting cell with different size and light emitting device thereof Sep. 25, 2012
8258534 Light emitting device Sep. 4, 2012
8253160 Light-emitting diode chip structure and fabrication method thereof Aug. 28, 2012
8247886 Polarization direction of optical devices using selected spatial configurations Aug. 21, 2012
8242521 Semiconductor light emitting device with light extraction structures Aug. 14, 2012
8242483 Method for manufacturing semiconductor light emitting device Aug. 14, 2012
8217416 Light emitting device package and method for fabricating the same Jul. 10, 2012
8207001 Manufacturing method for an axially symmetric light-emitting diode assembly Jun. 26, 2012
8168459 Method for manufacturing semiconductor light-emitting device May. 1, 2012
8164105 Light emitting device and method for fabricating the same Apr. 24, 2012

1 2 3 4 5 6 7

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