Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
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











 
 
  Recently Added Patents
Methods and apparatus for intelligent selection of goods and services in mobile commerce
Ni-, Co-, and Mn- multi-element doped positive electrode material for lithium battery and its preparation method
Molecular sieve
Launch cable case
(4937
Cell reselection and handover with multimedia broadcast/multicast service
Methods for determining decoding order in a MIMO system with successive interference cancellation
  Randomly Featured Patents
Blending apparatus
Recording medium
Systems and methods for graphical rendering
Metal bottle
Low capacitance radio frequency switch
Process for producing masonry block with roughened surface
Projector slide apparatus
Device configured to enable a face to be observed
Apparatus, bed and method for displacing a recumbent person to a sitting position
Apparatus for and method of feature extraction for image recognition