Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E21.178
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) > Manufacture of electrode on semiconductor body using process other than by epitaxial growth, diffusion of impurities, alloying of impurity materials, or radiation bombardment (epo) > Manufacture or post-treatment of electrode having a capacitive structure, i.e., gate structure for field-effect device (epo) > Mos-gate structure (epo) > Joint-gate structure (epo)
Description: This subclass is indented under subclass E21.177. This subclass is substantially the same in scope as ECLA classification H01L21/28B2C.










Patents under this class:

Patent Number Title Of Patent Date Issued
7727902 Composition for forming nitride coating film for hard mask Jun. 1, 2010
7405110 Methods of forming implant regions relative to transistor gates Jul. 29, 2008
7223641 Semiconductor device, method for manufacturing the same, liquid crystal television and EL television May. 29, 2007
7160780 Method of manufacturing a fin field effect transistor Jan. 9, 2007
7144779 Method of forming epitaxial silicon-comprising material Dec. 5, 2006











 
 
  Recently Added Patents
Holding structure for a touch panel
Pharmaceutical compositions of paclitaxel, paclitaxel analogs or paclitaxel conjugates and related methods of preparation and use
Switchable memory diodes based on ferroelectric/conjugated polymer heterostructures and/or their composites
Method and apparatus for communication channel error rate estimation
Transferases and oxidoreductases, nucleic acids encoding them and methods for making and using them
Prevention and reduction of blood loss
Damage resistant antenna
  Randomly Featured Patents
Heating apparatus, heating method, and computer readable storage medium
Radial-ply tire for trucks with tread blocks divided into two parallelogram-shaped parts
Roof gutter rainwater collector
Method for constructing a bent-edge plastic door for a household electrical appliance
Diagnostic system for a compressor
Cooled waveguide assembly
Interface device with network isolation
Corrugated paperboard apparatus
Bluetooth portable speaker
Sink