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Class Information
Number: 438/43
Name: Semiconductor device manufacturing: process > Making device or circuit emissive of nonelectrical signal > Groove formation > Tapered etching
Description: Process wherein the material removal step is by etching the substrate to form a groove with nonparallel sides.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8709846 Solid state lighting devices and associated methods of manufacturing Apr. 29, 2014
8684749 LED with improved injection efficiency Apr. 1, 2014
8673666 Light-emitting devices with textured active layer Mar. 18, 2014
8664026 Method for fabricating semiconductor lighting chip Mar. 4, 2014
8664022 Submount for light emitting diode and method for fabricating the same Mar. 4, 2014
8624284 Light-emitting device and lighting device Jan. 7, 2014
8617912 Method for manufacturing semiconductor laser Dec. 31, 2013
8603846 Processing for overcoming extreme topography Dec. 10, 2013
8597992 Transistor and manufacturing method of the same Dec. 3, 2013
8535967 Method and system for etching a diaphragm pressure sensor Sep. 17, 2013
8531764 Stereoscopic image display device using pattern retarder method and method for fabricating the same Sep. 10, 2013
8525221 LED with improved injection efficiency Sep. 3, 2013
8513694 Nitride semiconductor device and manufacturing method of the device Aug. 20, 2013
8501514 Method for manufacturing light emitting diode by etching with alkaline solution Aug. 6, 2013
8502249 Semiconductor light-emitting device having groove in P-type semiconductor layer and method for manufacturing the same Aug. 6, 2013
8492754 Organic light-emitting display panel, display device, and method of manufacturing organic light-emitting display panel Jul. 23, 2013
8461612 Light-emitting device and lighting device Jun. 11, 2013
8435812 Method for making solar cell May. 7, 2013
8426225 Semiconductor material doping based on target valence band discontinuity Apr. 23, 2013
8420418 Light-emitting device and manufacturing method thereof Apr. 16, 2013
8409893 Semiconductor light-emitting element, fabrication method thereof, convex part formed on backing, and convex part formation method for backing Apr. 2, 2013
8404503 Method for making light emitting diode Mar. 26, 2013
8404504 Method for making light emitting diode Mar. 26, 2013
8405068 Reflecting light emitting structure and method of manufacture thereof Mar. 26, 2013
8377728 Method for making light emitting diode Feb. 19, 2013
8367448 Capacitor and organic light emitting display device Feb. 5, 2013
8344392 Light-emitting element and the manufacturing method thereof Jan. 1, 2013
8329481 Manufacturing method of nitride semiconductor light emitting elements Dec. 11, 2012
8329490 Method of producing a solid-state image pickup apparatus, solid-state image pickup apparatus, and electronic apparatus Dec. 11, 2012
8247247 Method of manufacturing LED module Aug. 21, 2012
8241940 Double-sided reusable template for fabrication of semiconductor substrates for photovoltaic cell and microelectronics device manufacturing Aug. 14, 2012
8222662 LED package structure Jul. 17, 2012
8218919 Method and device for providing electronic circuitry on a backplate Jul. 10, 2012
8211722 Flip-chip GaN LED fabrication method Jul. 3, 2012
8173461 Process for fabrication of nitride semiconductor light emitting device May. 8, 2012
8168457 Shaped articles comprising semiconductor nanocrystals and methods of making and using same May. 1, 2012
8158470 Thin film transistor substrate and method of manufacturing thereof Apr. 17, 2012
8138002 Semiconductor light-emitting element, fabrication method thereof, convex part formed on backing, and convex part formation method for backing Mar. 20, 2012
8137995 Double-sided semiconductor device and method of forming top-side and bottom-side interconnect structures Mar. 20, 2012
8133803 Method for fabricating semiconductor substrates and semiconductor devices Mar. 13, 2012
8129205 Solid state lighting devices and associated methods of manufacturing Mar. 6, 2012
8124513 Germanium field effect transistors and fabrication thereof Feb. 28, 2012
8110851 Nitride-based semiconductor device and method for fabricating the same Feb. 7, 2012
8090229 Method and device for providing electronic circuitry on a backplate Jan. 3, 2012
8071442 Transistor with embedded Si/Ge material having reduced offset to the channel region Dec. 6, 2011
8058155 Integrated nanowires/microelectrode array for biosensing Nov. 15, 2011
8058116 Method of fabricating an amorphous zinc-oxide based thin film transistor (TFT) including source/drain electrodes formed between two oxide semiconductor layers Nov. 15, 2011
8053262 Method for manufacturing nitride semiconductor laser element Nov. 8, 2011
8030640 Nitride semiconductor light emitting device and method of manufacturing the same Oct. 4, 2011
8030108 Epitaxial growth of in-plane nanowires and nanowire devices Oct. 4, 2011

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