Resources Contact Us Home
Browse by Category: Main > Physics
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

  Recently Added Patents
Die seal ring
Sheet member and method of manufacturing sheet member
Architectural panel with millet and grass
Method and apparatus for complementing an instrument panel by utilizing augmented reality
Liquid crystal display device and driving method thereof
Fuel basket spacer, apparatus and method using the same for storing high level radioactive waste
Determination method for a reinitialization of a temporal sequence of fluoroscopic images of an examination region of an examination object
  Randomly Featured Patents
Basketball hoop structure
Portable appendage
Method for detecting movement of image sensors
Rock guard for the cutter bar of a rotary disk header
Illumination optical unit for endoscope and method of manufacturing the same
Semiconductor wafer and device structure
Optical compensatory sheet comprising transparent support and optically anisotropic layer
Devices, assemblies, and methods for controlling fluid flow
Apparatus and method employing an inlet extension for transporting and metering fine particulate and powdery material
Device for molding ophthalmic lens material and method of molding therewith