Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E31.025
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductor devices responsive or sensitive to electromagnetic radiation (e.g., infrared radiation, adapted for conversion of radiation into electrical energy or for control of electrical energy by such radiation processes, or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof) (epo) > Characterized by semiconductor body (epo) > Characterized by semiconductor body material (epo) > Inorganic materials (epo) > Including, apart from doping material or other impurity, only group iv compound (e.g., sic) (epo) > Characterized by doping material (epo)
Description: This subclass is indented under subclass E31.023. This subclass is substantially the same in scope as ECLA classification H01L31/0312C.

Patents under this class:

Patent Number Title Of Patent Date Issued
6459107 Photodetector having a mixed crystal layer of SiGeC Oct. 1, 2002

  Recently Added Patents
MOS device for eliminating floating body effects and self-heating effects
Incrementally increasing deployment of gateways
Transmission channel for ultrasound applications
Nitride semiconductor laser device
Image reading apparatus, image reading method and program
Packaging for socks
Socket type MEMS device with stand-off portion
  Randomly Featured Patents
Adjustable window covering apparatus
Semiconductor memory having data preset function
Internal match starter for termination fixture lamps
Recovery of particulate carbon from synthesis gas
Deflection system for deflecting charged particles
Easily assembled transverse magnetic printing head
Modular cutting board system
Semiconductor device having a protection circuit
LED lighting assembly