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Class Information
Number: 257/E21.357
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) > Break-down diode, e.g., zener diode, avalanche diode (epo) > Avalanche diode (epo)
Description: This subclass is indented under subclass E21.355. This subclass is substantially the same in scope as ECLA classification H01L21/329B4C.










Patents under this class:

Patent Number Title Of Patent Date Issued
8592247 Method of fabricating avalanche photodiode Nov. 26, 2013
8574945 Array of mutually insulated Geiger-mode avalanche photodiodes, and corresponding manufacturing process Nov. 5, 2013
8530953 Power MOS transistor device and switch apparatus comprising the same Sep. 10, 2013
8492866 Isolated Zener diode Jul. 23, 2013
8471293 Array of mutually insulated Geiger-mode avalanche photodiodes, and corresponding manufacturing process Jun. 25, 2013
8314002 Semiconductor device having increased switching speed Nov. 20, 2012
8076173 Semiconductor device and method of producing the same Dec. 13, 2011
7964435 Method for dopant diffusion Jun. 21, 2011
7928533 Nano-multiplication region avalanche photodiodes and arrays Apr. 19, 2011
7888251 Photo-assisted hydrogenation process Feb. 15, 2011
7851823 Semiconductor photodetector device Dec. 14, 2010
7719029 Negative feedback avalanche diode May. 18, 2010
7612431 Trench polysilicon diode Nov. 3, 2009
7544545 Trench polysilicon diode Jun. 9, 2009
7510903 Transient voltage suppression device Mar. 31, 2009
7361942 Transient voltage suppression device Apr. 22, 2008
7279390 Schottky diode and method of manufacture Oct. 9, 2007
6555440 Process for fabricating a top side pitted diode device Apr. 29, 2003
6306717 Method of manufacturing an avalanche diode with an adjustable threshold Oct. 23, 2001
5343070 Mesa type PIN diode Aug. 30, 1994
5268310 Method for making a mesa type PIN diode Dec. 7, 1993
5164813 New diode structure Nov. 17, 1992
4180422 Method of making semiconductor diodes Dec. 25, 1979











 
 
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