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Class Information
Number: 257/E29.177
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Types of semiconductor device (epo) > Controllable by only signal applied to control electrode (e.g., base of bipolar transistor, gate of field-effect transistor) (epo) > Bipolar device (epo) > Transistor-type device (i.e., able to continuously respond to applied control signal) > Bipolar junction transistor > Point contact transistors (epo)
Description: This subclass is indented under subclass E29.174. This subclass is substantially the same in scope as ECLA classification H01L29/73C.

Patents under this class:

Patent Number Title Of Patent Date Issued
8581255 Pixel structure having storage capacitance of the capacitor Nov. 12, 2013
7696556 Nonvolatile memory devices including high-voltage MOS transistors with floated drain-side auxiliary gates and methods of fabricating the same Apr. 13, 2010
7642589 Fin field effect transistors having capping insulation layers Jan. 5, 2010
7247882 Display device Jul. 24, 2007

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