Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/E33.052
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 their operation (epo) > Having mis barrier layer (epo)
Description: This subclass is indented under subclass E33.044. This subclass is substantially the same in scope as ECLA classification H01L33/00D5.










Patents under this class:

Patent Number Title Of Patent Date Issued
8362514 Vertical semiconductor light emitting device including a capacitor Jan. 29, 2013
8232560 Light-emitting diode in semiconductor material Jul. 31, 2012
8022406 Light emitting device Sep. 20, 2011
7683396 High power light emitting device assembly utilizing ESD protective means sandwiched between dual sub-mounts Mar. 23, 2010
7105860 Flip chip light-emitting diode package Sep. 12, 2006
5952680 Monolithic array of light emitting diodes for the generation of light at multiple wavelengths and its use for multicolor display applications Sep. 14, 1999
5851904 Method of manufacturing microcrystalline layers and their utilization Dec. 22, 1998
5616937 Compound semiconductor luminescent device Apr. 1, 1997
5408120 Light-emitting device of gallium nitride compound semiconductor Apr. 18, 1995
5373172 Semiconducting diamond light-emitting element Dec. 13, 1994
5273933 Vapor phase growth method of forming film in process of manufacturing semiconductor device Dec. 28, 1993
5272108 Method of manufacturing gallium nitride semiconductor light-emitting device Dec. 21, 1993
5247193 Semiconductor insulated gate device with four electrodes Sep. 21, 1993
5103269 Electroluminescent device of compound semiconductor comprising ZnS or ZnS and ZnSe Apr. 7, 1992
5055363 Electroluminescent device of compound semiconductor Oct. 8, 1991
5037709 Electroluminescent device of compound semiconductor Aug. 6, 1991
4988579 Electroluminescent device of compound semiconductor Jan. 29, 1991
4975750 Semiconductor device Dec. 4, 1990
4916496 ZnS blue light emitting device Apr. 10, 1990
4855249 Process for growing III-V compound semiconductors on sapphire using a buffer layer Aug. 8, 1989
4757364 Light emitting element Jul. 12, 1988
4508610 Method for making thin film electroluminescent rare earth activated zinc sulfide phosphors Apr. 2, 1985
4197552 Luminescent semiconductor devices Apr. 8, 1980
4194141 Electroluminescent unit Mar. 18, 1980
4062035 Luminescent diode Dec. 6, 1977
3978507 Electroluminescent device having localized emission Aug. 31, 1976











 
 
  Recently Added Patents
Radiation detector array
Extreme ultraviolet light source device and method for generating extreme ultraviolet light
Front face of vehicle wheel
Communication device and method for detecting a radio signal
Compositions for inhibiting NADPH oxidase activity
Neuronal differentiation-inducing peptide and use thereof
System and method for multi-tiered meta-data caching and distribution in a clustered computer environment
  Randomly Featured Patents
Light-emitting device comprising porous alumina, and corresponding method of fabrication
Sterodial liposomes
Passenger seat air bag system
Secure license plate holder
Lamp lighting circuit with an overload protection capability
Separable mortar vehicle
Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
Envelope and writing paper dispenser
System and method for providing wireless services to aircraft passengers
(1H,3H,5H)-(1)-Benzopyrano-(2,3-d)-pyrimidine-4-one-2-thiones and their use as anti-allergy agents