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Class Information
Number: 257/E21.366
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Multi-step process for manufacture of device of bipolar type, e.g., diodes, transistors, thyristors, resistors, capacitors) (epo) > Device comprising one or two electrodes, e.g., diode, resistor or capacitor with pn or schottky junctions (epo) > Active layer is group iii-v compound (epo) > Diode (epo)
Description: This subclass is indented under subclass E21.365. This subclass is substantially the same in scope as ECLA classification H01L21/329P4.










Sub-classes under this class:

Class Number Class Name Patents
257/E21.368 Schottky diode (epo) 49
257/E21.367 With an heterojunction, e.g., resonant tunneling diodes (rtd) (epo) 13


Patents under this class:

Patent Number Title Of Patent Date Issued
8652958 Vertical deep ultraviolet light emitting diodes Feb. 18, 2014
8633500 Light emitting diodes and methods for manufacturing light emitting diodes Jan. 21, 2014
8633521 Self-bootstrapping field effect diode structures and methods Jan. 21, 2014
8604529 Apparatus with photodiode region in multiple epitaxial layers Dec. 10, 2013
8507328 Systems and methods providing semiconductor light emitters Aug. 13, 2013
8415685 Light-emitting element, light-emitting apparatus, display, and electronic device Apr. 9, 2013
8354287 Method for manufacturing organic electroluminescence device Jan. 15, 2013
8273589 Light emitting diodes and methods for manufacturing light emitting diodes Sep. 25, 2012
8258559 Image sensor photodiode arrangement Sep. 4, 2012
8198114 Vertical nitride semiconductor light emitting diode and method of manufacturing the same Jun. 12, 2012
8178378 Method of manufacturing vertical nitride semiconductor light emitting diode May. 15, 2012
8154052 Light emitting device grown on wavelength converting substrate Apr. 10, 2012
8124432 Nitride semiconductor optical element and manufacturing method thereof Feb. 28, 2012
8076197 Image sensor and method for fabricating the same Dec. 13, 2011
8034716 Semiconductor structures including vertical diode structures and methods for making the same Oct. 11, 2011
8008694 Brightness enhancement method and apparatus of light emitting diodes Aug. 30, 2011
8003421 Method for manufacturing compound semiconductor substrate, compound semiconductor substrate and light emitting device Aug. 23, 2011
7838317 Vertical nitride semiconductor light emitting diode and method of manufacturing the same Nov. 23, 2010
7781248 Method of manufacturing nitride semiconductor light emitting device and nitride semiconductor light emitting device manufactured using the method Aug. 24, 2010
7772020 Method of fabricating vertical devices using a metal support film Aug. 10, 2010
7772599 Gallium nitride-based semiconductor stacked structure, production method thereof, and compound semiconductor and light-emitting device each using the stacked structure Aug. 10, 2010
7701023 TFA image sensor with stability-optimized photodiode Apr. 20, 2010
7541252 Methods of fabricating a semiconductor device including a self-aligned cell diode Jun. 2, 2009
7456034 Nitride semiconductor device and method for fabricating the same Nov. 25, 2008
7381997 Lateral silicided diodes Jun. 3, 2008
7368309 Nitride semiconductor and fabrication method thereof May. 6, 2008
7335927 Lateral silicided diodes Feb. 26, 2008
7314770 Method of making light emitting device with silicon-containing encapsulant Jan. 1, 2008
7282382 Method for producing a photodiode contact for a TFA image sensor Oct. 16, 2007
7271019 Lateral heat spreading layers for epi-side up ridge waveguide semiconductor lasers Sep. 18, 2007
7224026 Nanoelectronic devices and circuits May. 29, 2007
7112511 CMOS image sensor having prism and method for fabricating the same Sep. 26, 2006
5418181 Method of fabricating diode using grid recess May. 23, 1995
5352627 Monolithic high voltage nonlinear transmission line fabrication process Oct. 4, 1994
4872039 Buried lateral diode and method for making same Oct. 3, 1989
4474623 Method of passivating a semiconductor body Oct. 2, 1984











 
 
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