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Class Information
Number: 438/39
Name: Semiconductor device manufacturing: process > Making device or circuit emissive of nonelectrical signal > Mesa formation
Description: Process having a step of removing material from the semiconductor substrate to form a raised feature relative to the surrounding regions of the substrate.










Sub-classes under this class:

Class Number Class Name Patents
438/40 Tapered etching 293
438/41 With epitaxial deposition of semiconductor adjacent mesa 319


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8703512 Light emitting device and method of manufacturing the same Apr. 22, 2014
8685805 Semiconductor devices with connection patterns Apr. 1, 2014
8686451 Optical-electronic component and method for production thereof Apr. 1, 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
8679906 Asymmetric multi-gated transistor and method for forming Mar. 25, 2014
8679986 Method for manufacturing display device Mar. 25, 2014
8664086 Semiconductor wafer, semiconductor thin film, and method for manufacturing semiconductor thin film devices Mar. 4, 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
8617912 Method for manufacturing semiconductor laser Dec. 31, 2013
8609447 Method of manufacturing surface emitting laser, and surface emitting laser, surface emitting laser array, optical scanning device and image forming apparatus Dec. 17, 2013
8604497 Radiation-emitting thin-film semiconductor chip Dec. 10, 2013
8598447 Photoelectric conversion device Dec. 3, 2013
8592843 Light emitting device, light emitting device package and lighting system Nov. 26, 2013
8580591 Method of manufacturing vertical pin diodes Nov. 12, 2013
8569115 Method of forming a compliant bipolar micro device transfer head with silicon electrodes Oct. 29, 2013
8563334 Method to remove sapphire substrate Oct. 22, 2013
8558243 Micro device array for transfer to a receiving substrate Oct. 15, 2013
8552436 Light emitting diode structure Oct. 8, 2013
8530358 Vertical cavity surface emitting laser and manufacturing method thereof Sep. 10, 2013
8525150 Semiconductor light emission device for preventing a regional concentration phenomenon of a current flow and improving the reliability Sep. 3, 2013
8525201 Light emitting device and method of manufacturing the same Sep. 3, 2013
8519412 Semiconductor light-emitting device and method for manufacturing thereof Aug. 27, 2013
8513035 LED chip, LED and a method for manufacturing LED chip Aug. 20, 2013
8501508 Method of forming quantum well mosfet channels having uni-axial strains caused by metal source/drains Aug. 6, 2013
8501510 Optoelectronic component with three-dimension quantum well structure and method for producing the same Aug. 6, 2013
8497141 Semiconductor device and method of manufacturing it Jul. 30, 2013
8497552 Semiconductor devices with current shifting regions and related methods Jul. 30, 2013
8492783 Light-emitting device, production method therefor, and display containing the same Jul. 23, 2013
8486743 Methods of forming memory cells Jul. 16, 2013
8481342 Method of manufacturing semiconductor device, semiconductor device and semiconductor composite device Jul. 9, 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
8461040 Method of forming shielded gate power transistor utilizing chemical mechanical planarization Jun. 11, 2013
8460977 Mesa termination structures for power semiconductor devices and methods of forming power semiconductor devices with mesa termination structures Jun. 11, 2013
8455906 Semiconductor light-emitting device with improved light extraction efficiency Jun. 4, 2013
8455912 Semiconductor light emitting device and manufacturing method thereof Jun. 4, 2013
8450128 Method for producing semiconductor optical device and semiconductor optical device May. 28, 2013
8435809 Vertical mirror in a silicon photonic circuit May. 7, 2013
8435815 Surface-emitting semiconductor laser and manufacturing method thereof May. 7, 2013
8420424 Method for manufacturing semiconductor light emmiting device Apr. 16, 2013
8420423 Organic light-emitting display apparatus and method of manufacturing the same Apr. 16, 2013
8420422 Pattern forming method, processing method, and processing apparatus Apr. 16, 2013
8420420 Method of manufacturing thin film transistor array substrate and structure thereof Apr. 16, 2013
8415181 Light emitting element with improved light extraction efficiency, light emitting device comprising the same, and fabricating method of the light emitting element and the light emitting device Apr. 9, 2013
8415767 Compliant bipolar micro device transfer head with silicon electrodes Apr. 9, 2013
8415768 Compliant monopolar micro device transfer head with silicon electrode Apr. 9, 2013
8409893 Semiconductor light-emitting element, fabrication method thereof, convex part formed on backing, and convex part formation method for backing Apr. 2, 2013

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