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Class Information
Number: 257/E21.359
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) > Schottky diode (epo)
Description: This subclass is indented under subclass E21.352. This subclass is substantially the same in scope as ECLA classification H01L21/329B6.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8709885 Schottky diode and method of manufacture Apr. 29, 2014
8704322 Optical semiconductor device Apr. 22, 2014
8685848 Manufacturing method of silicon carbide semiconductor device Apr. 1, 2014
8642453 Schottky barrier diode and method of forming a Schottky barrier diode Feb. 4, 2014
8637872 Semiconductor device and method of manufacturing semiconductor device Jan. 28, 2014
8604583 Semiconductor device comprising a Schottky barrier diode Dec. 10, 2013
8592293 Schottky barrier diodes for millimeter wave SiGe BiCMOS applications Nov. 26, 2013
8581359 Schottky barrier diode Nov. 12, 2013
8513764 Schottky diode Aug. 20, 2013
8513763 Silicon carbide semiconductor device Aug. 20, 2013
8497563 Semiconductor device and method for its manufacture Jul. 30, 2013
8492254 Method of manufacturing semiconductor devices Jul. 23, 2013
8426893 Epitaxial substrate for electronic device and method of producing the same Apr. 23, 2013
8405184 Trench schottky diode and method for manufacturing the same Mar. 26, 2013
8377810 Schottky barrier diode and method of forming a Schottky barrier diode Feb. 19, 2013
8324705 Schottky diodes having low-voltage and high-concentration rings Dec. 4, 2012
8319308 Semiconductor device and method for manufacturing of the same Nov. 27, 2012
8237239 Schottky diode device and method for fabricating the same Aug. 7, 2012
8183660 Semiconductor component having rectifying junctions of different magnitudes and method for producing the same May. 22, 2012
8169047 Semiconductor device comprising a schottky barrier diode May. 1, 2012
8168466 Schottky diode and method therefor May. 1, 2012
8143655 Trench schottky barrier diode with differential oxide thickness Mar. 27, 2012
8138073 Method for forming a Schottky diode having a metal-semiconductor Schottky contact Mar. 20, 2012
8129814 Schottky diode with silicide anode and anode-encircling P-type doped region Mar. 6, 2012
8039328 Trench Schottky device with single barrier Oct. 18, 2011
8030155 Schottky diode with minimal vertical current flow Oct. 4, 2011
8017494 Termination trench structure for mosgated device and process for its manufacture Sep. 13, 2011
7989842 Method and apparatus for heterojunction barrier diode detector for ultrahigh sensitivity Aug. 2, 2011
7964930 Semiconductor device and method for manufacturing same Jun. 21, 2011
7964431 Method to make electrical contact to a bonded face of a photovoltaic cell Jun. 21, 2011
7943472 CoSi2 Schottky diode integration in BiSMOS process May. 17, 2011
7936041 Schottky barrier diodes for millimeter wave SiGe BICMOS applications May. 3, 2011
7902055 Method of manufacturing a dual metal Schottky diode Mar. 8, 2011
7893467 Silicon carbide semiconductor device having junction barrier Schottky diode Feb. 22, 2011
7863172 Gallium nitride semiconductor device Jan. 4, 2011
7838888 Silcon carbide semiconductor device having schottky barrier diode and method for manufacturing the same Nov. 23, 2010
7820473 Schottky diode and method of manufacture Oct. 26, 2010
7820494 Forming of the periphery of a schottky diode with MOS trenches Oct. 26, 2010
7821095 Method of forming a Schottky diode and structure therefor Oct. 26, 2010
7777292 Semiconductor device Aug. 17, 2010
7651905 Apparatus and method for reducing gate leakage in deep sub-micron MOS transistors using semi-rectifying contacts Jan. 26, 2010
7618884 Method and device with durable contact on silicon carbide Nov. 17, 2009
7602015 Process to control semiconductor wafer yield Oct. 13, 2009
7544557 Gate defined Schottky diode Jun. 9, 2009
7422924 Image device and photodiode structure Sep. 9, 2008
7391056 Chemical sensor using chemically induced electron-hole production at a Schottky barrier Jun. 24, 2008
7323402 Trench Schottky barrier diode with differential oxide thickness Jan. 29, 2008
7282429 Method of manufacturing Schottky diode device Oct. 16, 2007
7268005 Apparatus and method for stacking laser bars for uniform facet coating Sep. 11, 2007
7247550 Silicon carbide-based device contact and contact fabrication method Jul. 24, 2007

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