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Class Information
Number: 257/E21.362
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) > Diode (epo) > Gat ed-diode structure, e.g., sith, fcth, fcd (epo)
Description: This subclass is indented under subclass E21.352. This subclass is substantially the same in scope as ECLA classification H01L21/329B9.

Patents under this class:

Patent Number Title Of Patent Date Issued
8592263 FinFET diode with increased junction area Nov. 26, 2013
8546213 Method of manufacturing semiconductor device having high voltage ESD protective diode Oct. 1, 2013
8258559 Image sensor photodiode arrangement Sep. 4, 2012
8143112 Method for removing semiconductor street material Mar. 27, 2012
8105888 Diode assembly Jan. 31, 2012
7749798 Optimized photodiode process for improved transfer gate leakage Jul. 6, 2010
7727843 Semiconductor element, semiconductor storage device using the same, data writing method thereof, data reading method thereof, and manufacturing method of those Jun. 1, 2010
7700466 Tunneling effect transistor with self-aligned gate Apr. 20, 2010
7351599 High-powered light emitting device with improved thermal properties Apr. 1, 2008
7344910 Self-aligned photodiode for CMOS image sensor and method of making Mar. 18, 2008
7141484 Electrostatic discharge protection circuit of non-gated diode and fabrication method thereof Nov. 28, 2006
6979874 Semiconductor device and method of manufacturing thereof Dec. 27, 2005
6765264 Method of fabricating power rectifier device to vary operating parameters and resulting device Jul. 20, 2004
6624030 Method of fabricating power rectifier device having a laterally graded P-N junction for a channel region Sep. 23, 2003
6537921 Vertical metal oxide silicon field effect semiconductor diodes Mar. 25, 2003
6501146 Semiconductor device and method of manufacturing thereof Dec. 31, 2002
6420225 Method of fabricating power rectifier device Jul. 16, 2002
6180965 Semiconductor device having a static induction in a recessed portion Jan. 30, 2001
6159776 Method for manufacturing semiconductor device Dec. 12, 2000
5956577 Method of manufacturing serrated gate-type or joined structure Sep. 21, 1999
5946572 Method of manufacturing a semiconductor device having recessed gate structures Aug. 31, 1999
5930651 Method of forming a semiconductor device having a plurality of cavity defined gating regions Jul. 27, 1999
5894140 Semiconductor device having recessed gate structures and method of manufacturing the same Apr. 13, 1999
5847417 Semiconductor device and method of manufacturing same Dec. 8, 1998
5841155 Semiconductor device containing two joined substrates Nov. 24, 1998
5739044 Method of manufacturing semiconductor device Apr. 14, 1998
5702962 Fabrication process for a static induction transistor Dec. 30, 1997
5648665 Semiconductor device having a plurality of cavity defined gating regions and a fabrication method therefor Jul. 15, 1997
5602405 Semiconductor device with base formed by the junction of two semiconductors of the same conductive type Feb. 11, 1997
5591991 Semiconductor device and method of manufacturing the same Jan. 7, 1997
5485017 Semiconductor device and method of manufacturing same Jan. 16, 1996
5360746 Method of fabricating a semiconductor device Nov. 1, 1994
5309002 Semiconductor device with protruding portion May. 3, 1994
4920062 Manufacturing method for vertically conductive semiconductor devices Apr. 24, 1990
4171995 Epitaxial deposition process for producing an electrostatic induction type thyristor Oct. 23, 1979

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