Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E21.393
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 three or more electrodes (epo) > Thyristor (epo) > Active layer is group iii-v compound (epo)
Description: This subclass is indented under subclass E21.388. This subclass is substantially the same in scope as ECLA classification H01L21/332Q.










Patents under this class:

Patent Number Title Of Patent Date Issued
8252662 Method and structure for manufacture of light emitting diode devices using bulk GaN Aug. 28, 2012
8193016 Semiconductor laser device and method of manufacturing the same Jun. 5, 2012
8173469 Fabrication method of light emitting device May. 8, 2012
7842595 Fabricating electronic-photonic devices having an active layer with spherical quantum dots Nov. 30, 2010
7763928 Multi-time programmable memory Jul. 27, 2010
7507676 Film formation method and apparatus for semiconductor process Mar. 24, 2009











 
 
  Recently Added Patents
Silicon-on-insulator (SOI) structure configured for reduced harmonics and method of forming the structure
Stacked thin-film superlattice thermoelectric devices
One-dimensional metal nanostructures
Optical modulation element
Video stabilization
Compositions for inhibiting NADPH oxidase activity
Apparatus and method for transferring a data signal propagated along a bidirectional communication path within a data processing apparatus
  Randomly Featured Patents
Dynamic rate limiting adjustment
Foot and ankle protective apparatus
Engine fault diagnosis
Interleaving synchronous data and asynchronous data in a single data storage file
Ridge-waveguide semiconductor laser diode
Multimedia linking and synchronization method, presentation and editing apparatus
CRYSTALLINE FORMS OF 1S-[1ALPHA(2S*,3R*), 9ALPHA]6, 10-DIOXO-N-(2-ETHOXY-5-OXO-TETRAHYDRO-3-FURANYL)-9[[(1-ISOQUINOLYL) CARBONYL]AMINO]OCTAHYDRO-6H-PIRIDAZINO[1,2-A][1,2]DIAZEPIN-1-CARBOXAMIDE
Channel condition based signal quality feedback bandwidth allocation
Stationary gantry for a precision coordinate measuring instrument
Piston construction for reciprocating pumps