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Class Information
Number: 438/40
Name: Semiconductor device manufacturing: process > Making device or circuit emissive of nonelectrical signal > Mesa formation > Tapered etching
Description: Process wherein the material removal step is by etching the substrate to form a mesa with nonparallel sides.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8709845 Solid state lighting devices with cellular arrays and associated methods of manufacturing Apr. 29, 2014
8703515 Method for guiding current in a light emitting diode (LED) device Apr. 22, 2014
8686457 Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same Apr. 1, 2014
8679881 Growth method for reducing defect density of gallium nitride Mar. 25, 2014
8647901 Method for forming a nitride semiconductor layer and method for separating the nitride semiconductor layer from the substrate Feb. 11, 2014
8633041 Method for manufacturing quantum cascade laser Jan. 21, 2014
8628988 Conformal metallization process for the fabrication of semiconductor laser devices Jan. 14, 2014
8597992 Transistor and manufacturing method of the same Dec. 3, 2013
8568598 Tip type probe manufacturing method, tip type probe and tip type probe manufacturing apparatus Oct. 29, 2013
8558243 Micro device array for transfer to a receiving substrate Oct. 15, 2013
8552436 Light emitting diode structure Oct. 8, 2013
8541772 Nitride semiconductor stacked structure and method for manufacturing same and nitride semiconductor device Sep. 24, 2013
8513694 Nitride semiconductor device and manufacturing method of the device Aug. 20, 2013
8513039 Method for fabricating semiconductor lighting chip Aug. 20, 2013
8513759 Photodiode array Aug. 20, 2013
8501514 Method for manufacturing light emitting diode by etching with alkaline solution Aug. 6, 2013
8501510 Optoelectronic component with three-dimension quantum well structure and method for producing the same Aug. 6, 2013
8481352 Method of fabricating light emitting diode chip Jul. 9, 2013
8470625 Method of fabricating semiconductor light emitting device and semiconductor light emitting device Jun. 25, 2013
8435809 Vertical mirror in a silicon photonic circuit May. 7, 2013
8426845 Long wavelength infrared superlattice Apr. 23, 2013
8420418 Light-emitting device and manufacturing method thereof Apr. 16, 2013
8420502 Group III-V semiconductor device and method for producing the same Apr. 16, 2013
8411718 Semiconductor light-emitting device Apr. 2, 2013
8409893 Semiconductor light-emitting element, fabrication method thereof, convex part formed on backing, and convex part formation method for backing Apr. 2, 2013
8383498 Method for formation of tips Feb. 26, 2013
8384111 Method for forming sapphire substrate and semiconductor device Feb. 26, 2013
8343872 Method of forming strained structures with compound profiles in semiconductor devices Jan. 1, 2013
8338200 Frontside-illuminated inverted quantum well infrared photodetector devices and methods of fabricating the same Dec. 25, 2012
8334151 Method for fabricating a direct wafer bonded optoelectronic device Dec. 18, 2012
8334153 Semiconductor light emitting device and method of fabricating semiconductor light emitting device Dec. 18, 2012
8329481 Manufacturing method of nitride semiconductor light emitting elements Dec. 11, 2012
8241940 Double-sided reusable template for fabrication of semiconductor substrates for photovoltaic cell and microelectronics device manufacturing Aug. 14, 2012
8218919 Method and device for providing electronic circuitry on a backplate Jul. 10, 2012
8183567 Array substrate for liquid crystal display device and method of fabricating the same May. 22, 2012
8173991 Optoelectronic semiconductor chip having a multiple quantum well structure May. 8, 2012
8137995 Double-sided semiconductor device and method of forming top-side and bottom-side interconnect structures Mar. 20, 2012
8138002 Semiconductor light-emitting element, fabrication method thereof, convex part formed on backing, and convex part formation method for backing Mar. 20, 2012
8090229 Method and device for providing electronic circuitry on a backplate Jan. 3, 2012
8058155 Integrated nanowires/microelectrode array for biosensing Nov. 15, 2011
8053262 Method for manufacturing nitride semiconductor laser element Nov. 8, 2011
8017931 LED and fabrication method thereof Sep. 13, 2011
7998770 Method for forming a semiconductor light-emitting device Aug. 16, 2011
7977134 Nitride-based semiconductor light emitting diode and method of manufacturing the same Jul. 12, 2011
7964872 Organic light emitting device Jun. 21, 2011
7951630 Method of fabricating light emitting diode chip May. 31, 2011
7947520 Semiconductor laser and method of making the same May. 24, 2011
7943406 LED fabrication via ion implant isolation May. 17, 2011
7943407 Method for manufacturing semiconductor laser May. 17, 2011
7943408 Production process for surface-mounting ceramic LED package, surface-mounting ceramic LED package produced by said production process, and mold for producing said package May. 17, 2011

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