Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E31.107
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) > Structurally associated with electric light source (e.g., electroluminescent light source) (epo) > Radiation-sensitive semiconductor device controlled by light source (epo) > Radiation-sensitive semiconductor device with potential or surface barrier (epo)
Description: This subclass is indented under subclass E31.103. This subclass is substantially the same in scope as ECLA classification H01L31/16C.

Patents under this class:

Patent Number Title Of Patent Date Issued
8076741 Photo sensing element array substrate Dec. 13, 2011
7638351 Photodiode with fiber mode dispersion compensation Dec. 29, 2009
5900619 Optical device comprising a photodetector for detecting light scattered outside a diffraction limit of an objective lens May. 4, 1999
4730115 Transformer system and direct current power supply Mar. 8, 1988
4712017 Photocoupler device having reflecting surface enhance signal transmission Dec. 8, 1987

  Recently Added Patents
Positioning vehicles to improve quality of observations at intersections
Entropy encoding and decoding using direct level and run-length/level context-adaptive arithmetic coding/decoding modes
Minimizing mismatch during compensation
Selecting one of a plurality of print modes based on pixel coverage of a document
Methods of diagnosing a plasmodium infection
ZnO green luminescent material and its preparation
  Randomly Featured Patents
Dual-opening mechanism of door
Power steering system
Method for generating an improved model for evaluating the operation of an integrated circuit design
Method of impregnating components
Systems and methods for inverter waveform smoothing
Gun bolt accelerator mechanism
Aeration vessel and aerator assembly for use in a wastewater treatment system
Method of producing multilayer printed wiring board and photosensitive dry film used therefor
Apparatus for checking pressure of a vehicle pneumatic tire