Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E31.05
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 crystalline structure or plane (epo) > Including amorphous semiconductor (epo) > Including only group iv element (epo) > Having light-induced characteristic variation (e.g., staebler-wronski effect) (epo)
Description: This subclass is indented under subclass E31.048. This subclass is substantially the same in scope as ECLA classification H01L31/0376B3.










Patents under this class:

Patent Number Title Of Patent Date Issued
6743988 Optically controlled switches Jun. 1, 2004
6384319 Non-single-crystal solar cell May. 7, 2002
6147295 Sunlight energy conversion apparatus, and air circulation system Nov. 14, 2000
5230753 Photostable amorphous silicon-germanium alloys Jul. 27, 1993
5114498 Photovoltaic device May. 19, 1992
4965225 Method of stabilizing amorphous semiconductors Oct. 23, 1990
4799968 Photovoltaic device Jan. 24, 1989
4555586 Photovoltiac device having long term energy conversion stability and method of producing same Nov. 26, 1985
4371738 Method of restoring degraded solar cells Feb. 1, 1983











 
 
  Recently Added Patents
LED illumination systems
Coordinated multi-point transmission in a cellular network
Light-emitting device package and method of manufacturing the same
Single-stage PFC converter with constant voltage and constant current
Method of fabricating solid electrolytic capacitor and solid electrolytic capacitor
Sperm factor sequences
Video reproducing apparatus and video reproducing method
  Randomly Featured Patents
Ice chest
Aperture structure for charged beam exposure
Queue system for dynamically allocating and moving memory registers between a plurality of pseudo queues
Free-flowing pseudoplastic cosmetic compositions/suspensions
Thermofiltration of plasma
Method and apparatus for scrambling and unscrambling television signals
Method for forming a boron phosphorus silicate glass composite layer on a semiconductor wafer
Radio controlled vacuum cleaner
Flexible abrasive member having interlocking deposits
Gravity accumulation conveyor apparatus