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Class Information
Number: 257/E27.036
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Device consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate, e.g., integrated circuit device (epo) > Including semiconductor component with at least one potential barrier or surface barrier adapted for rectifying, oscillating, amplifying, or switching, or including integrated passive circuit elements (epo) > With semiconductor substrate only (epo) > Including a plurality of components in a non-repetitive configuration (epo) > Including component having an active region in common (epo) > With component other than field-effect type (epo)
Description: This subclass is indented under subclass E27.028. This subclass is substantially the same in scope as ECLA classification H01L27/07T.










Sub-classes under this class:

Class Number Class Name Patents
257/E27.037 Bipolar transistor in combination with diode, capacitor, or resistor (epo) 28
257/E27.044 Including combination of diode, capacitor, or resistor (epo) 19


Patents under this class:

Patent Number Title Of Patent Date Issued
8084304 Method for preventing gate oxide damage of a trench MOSFET during wafer processing while adding an ESD protection module atop Dec. 27, 2011
7968940 Insulated gate bipolar transistor device comprising a depletion-mode MOSFET Jun. 28, 2011
6987039 Forming lateral bipolar junction transistor in CMOS flow Jan. 17, 2006
6894367 Vertical bipolar transistor May. 17, 2005
6815800 Bipolar junction transistor with reduced parasitic bipolar conduction Nov. 9, 2004
6734522 Transistor May. 11, 2004
5866461 Method for forming an integrated emitter switching configuration using bipolar transistors Feb. 2, 1999
5475243 Semiconductor device including an IGBT and a current-regenerative diode Dec. 12, 1995
5181083 PIN diode with a low peak-on effect Jan. 19, 1993
4825272 Semiconductor power switch with thyristor Apr. 25, 1989
4631567 PNPN integrated circuit protective device with integral resistor Dec. 23, 1986
4567500 Semiconductor structure for protecting integrated circuit devices Jan. 28, 1986
4520277 High gain thyristor switching circuit May. 28, 1985
3979766 Semiconductor device Sep. 7, 1976











 
 
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