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Class Information
Number: 257/E33.071
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)
Description: This subclass is indented under subclass E33.067. This subclass is substantially the same in scope as ECLA classification H01L33/00B6C.

Sub-classes under this class:

Class Number Class Name Patents
257/E33.072 Reflective means (epo) 402
257/E33.073 Refractive means (e.g., lens) (epo) 219

Patents under this class:
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Patent Number Title Of Patent Date Issued
8673662 Light-emitting diode cutting method and product thereof Mar. 18, 2014
8648372 Light-emitting device, method for adjusting optical properties, and method for manufacturing light-emitting devices Feb. 11, 2014
8643033 Light emitting device array Feb. 4, 2014
8643043 LED lighting device Feb. 4, 2014
8597966 Method for producing semiconductor optical device Dec. 3, 2013
8530912 Pixel structure and manufacturing method thereof Sep. 10, 2013
8487333 LED package and method for manufacturing the same Jul. 16, 2013
8455902 Optical device and method for manufacturing optical device, and camera module and endoscope module equipped with optical device Jun. 4, 2013
8444882 Anisotropic conductive film and light emitting device May. 21, 2013
8426877 Backlight module Apr. 23, 2013
8378365 Light emitting diode package and projection apparatus Feb. 19, 2013
8354682 Radiation emitting element Jan. 15, 2013
8294263 Light-emitting diode packaging structure and module and assembling method thereof Oct. 23, 2012
8269237 Light-emitting device, and illumination apparatus and display apparatus using the light-emitting device Sep. 18, 2012
8188499 Polarized light emitting diode device and method for manufacturing the same May. 29, 2012
8013350 Optical device and method for manufacturing optical device, and camera module and endoscope module equipped with optical device Sep. 6, 2011
7880162 Quantum device, control method thereof and manufacturing method thereof Feb. 1, 2011
7880182 Light-emitting element array Feb. 1, 2011
7750356 Silicon optical package with 45 degree turning mirror Jul. 6, 2010
7723732 Semiconductor light-emitting device and manufacturing method thereof May. 25, 2010
7646034 Surface mount type light-emitting element package device with high extraction efficiency due to gradually varying index of refraction and anti-reflective top layer Jan. 12, 2010
7622748 LED lamp for light source and method Nov. 24, 2009
7619286 Liquid crystal display device and method of fabricating the same Nov. 17, 2009
7579203 Light emitting device Aug. 25, 2009
7423297 LED extractor composed of high index glass Sep. 9, 2008
7390129 Light source, method for manufacturing light source, and projector Jun. 24, 2008
7319248 High brightness light emitting diode Jan. 15, 2008
7268371 Light extraction from a semiconductor light emitting device via chip shaping Sep. 11, 2007
7256060 Liquid crystal display device and method of fabricating the same Aug. 14, 2007
7244966 Liquid crystal display device Jul. 17, 2007
7063259 Optical device for emitting a laser light beam, optical reader comprising said device and protective/insulating package for a light beam emission source Jun. 20, 2006
7042021 Light emitting diode with reflection cup May. 9, 2006
6961190 Bulk lens, light emitting body, lighting device and optical information system Nov. 1, 2005
6926435 Led illumination engine using a reflector Aug. 9, 2005
6898340 Semiconductor light emitting element and method of making the same May. 24, 2005
6873380 Providing optical elements over emissive displays Mar. 29, 2005
6856436 Scanning light source system Feb. 15, 2005
6832861 Coupling device for optically coupling an optical waveguide to an electro-optical element Dec. 21, 2004
6828590 Light emitting diode module device Dec. 7, 2004
6803639 Photo-semiconductor module and method for manufacturing the same Oct. 12, 2004
6735023 Optoelectronic module and method for its production May. 11, 2004
6710544 Reflector-containing semiconductor component Mar. 23, 2004
6635987 High power white LED lamp structure using unique phosphor application for LED lighting products Oct. 21, 2003
6617615 Semiconductor light-emitting device Sep. 9, 2003
6560038 Light extraction from LEDs with light pipes May. 6, 2003
5743629 Illumination system Apr. 28, 1998
5592578 Peripheral optical element for redirecting light from an LED Jan. 7, 1997
5199087 Optoelectronic integrated circuit for transmitting optical and electrical signals and method of forming same Mar. 30, 1993
4714349 Photoelectric length or angle measuring instrument Dec. 22, 1987
4346294 Low profile optical coupling to planar-mounted optoelectronic device Aug. 24, 1982

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