Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E33.042
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Light emitting semiconductor devices having a potential or a surface barrier, processes or apparatus peculiar to the manufacture or treatment of such devices, or of parts thereof > Device characterized by semiconductor body (epo) > Material of active region (epo) > Comprising compound other than group ii-vi, iii-v, and iv compound (epo) > Comprising only group iv-vi or ii-iv-vi compound (epo)
Description: This subclass is indented under subclass E33.037. This subclass is substantially the same in scope as ECLA classification H01L33/00C4F6.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Identification wristband
Biosensor kit
Apparatus and method for image encoding/decoding using predictability of intra-prediction mode
Methods for selective reverse mask planarization and interconnect structures formed thereby
Lighting device with device for regulating the illumination according to the luminance of the illumination field and corresponding use
Graphical user interfaces and occlusion prevention for fisheye lenses with line segment foci
Image processing apparatus, image display apparatus, and image processing method
  Randomly Featured Patents
Methods of screening for modulators of uncoupling protein-2 (UCP-2) as potential treatments for obesity
Process for the extraction of polyunsaturated fatty acid esters from fish oils
Case structure for an electronic apparatus, and deformable ornamental body therefor
Device having implantation for controlling gate parasitic action
Casting system having lubricated casting nozzles
Heat exchanger
Method and apparatus for the cleaning of closed compartments
Silicon nitride film having a short absorption wavelength and surrounding crystal-like grain boundaries
Security tokens including displayable claims
Polyol formed from an epoxidized oil