Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E21.076
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 selenium (se) or tellurium (te) (epo) > Treatment of complete device, e.g., by electroforming to form barrier (epo)
Description: This subclass is indented under subclass E21.068. This subclass is substantially the same in scope as ECLA classification H01L21/14.










Sub-classes under this class:

Class Number Class Name Patents
257/E21.077 Heat treating (epo) 114


Patents under this class:

Patent Number Title Of Patent Date Issued
7964938 Semiconductor packages having electromagnetic interference-shielding function, manufacturing method thereof and jig Jun. 21, 2011
7605082 Capping before barrier-removal IC fabrication method Oct. 20, 2009
7157371 Barrier layer and a method for suppressing diffusion processes during the production of semiconductor devices Jan. 2, 2007
3940645 Small-sized synchronous motor Feb. 24, 1976











 
 
  Recently Added Patents
Spatula
LED light source lamp having drive circuit arranged in outer periphery of LED light source
Authorization method for location based services
System and method for judging success or failure of work of robot
Method of manufacturing toner
Semiconductor device having a triple gate transistor and method for manufacturing the same
Steering lock driving circuit and steering lock device
  Randomly Featured Patents
Multi-vehicle high integrity perception
Device for machine washing of clothes
Device for control of an aircraft
Droplet discharge device and method of manufacturing droplet discharge device
Transmission antenna array system with predistortion
Integrated circuit design flow with capacitive margin
Process for reducing the pollution due to an internal combustion engine, and an engine including the application of said process
Luminaire with improved lateral illuminance control
Semiconductor device having a capacitance element and method of manufacturing the same
Friction clutch for a motor vehicle and an operation device for the operation, especially pneumatic operation, of a friction clutch