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Class Information
Number: 257/E33.038
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 compound (epo)
Description: This subclass is indented under subclass E33.037. This subclass is substantially the same in scope as ECLA classification H01L33/00C4F2.










Patents under this class:

Patent Number Title Of Patent Date Issued
7834468 Passivated nanoparticles, method of fabrication thereof, and devices incorporating nanoparticles Nov. 16, 2010
6483861 Silicon thin film structure for optoelectronic devices and method for fabricating the same Nov. 19, 2002
4413343 Lead chalcogenide semiconductor device Nov. 1, 1983
4350990 Electrode for lead-salt diodes Sep. 21, 1982











 
 
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