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Class Information
Number: 257/96
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Incoherent light emitter structure > With heterojunction > Plural heterojunctions in same device
Description: Subject matter wherein the heterojunction light emitting device has more than one heterojunction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439546 |
Semiconductor light emitting device, its manufacturing method, semiconductor device and its manufacturing method |
Oct. 21, 2008 |
| 7435660 |
Migration enhanced epitaxy fabrication of active regions having quantum wells |
Oct. 14, 2008 |
| 7432523 |
Semiconductor composite device, LED head that employs the semiconductor composite device, and image forming apparatus that employs the LED head |
Oct. 7, 2008 |
| 7429756 |
Nitride semiconductor light emitting device |
Sep. 30, 2008 |
| 7400000 |
Nitride-based semiconductor device |
Jul. 15, 2008 |
| 7368757 |
Compound semiconductor and compound semiconductor device using the same |
May. 6, 2008 |
| 7345300 |
Phosphorescent light-emitting component comprising organic layers |
Mar. 18, 2008 |
| 7345315 |
Gallium nitride based light-emitting device |
Mar. 18, 2008 |
| 7339195 |
Semiconductor light emitting device, its manufacturing method, semiconductor device and its manufacturing method |
Mar. 4, 2008 |
| 7332364 |
Method of fabricating a Zn-base semiconductor light emitting device |
Feb. 19, 2008 |
| 7331566 |
Nitride semiconductor light emitting device |
Feb. 19, 2008 |
| 7323722 |
Semiconductor optical device |
Jan. 29, 2008 |
| 7319248 |
High brightness light emitting diode |
Jan. 15, 2008 |
| 7315048 |
Method and apparatus for mixing light emitted by a plurality of solid-state light emitters |
Jan. 1, 2008 |
| 7312474 |
Group III nitride based superlattice structures |
Dec. 25, 2007 |
| 7294200 |
Method for producing nitride semiconductor crystal, and nitride semiconductor wafer and nitride semiconductor device |
Nov. 13, 2007 |
| 7294862 |
Photonic crystal light emitting device |
Nov. 13, 2007 |
| 7285801 |
LED with series-connected monolithically integrated mesas |
Oct. 23, 2007 |
| 7282744 |
III-nitride optoelectronic device structure with high Al AlGaN diffusion barrier |
Oct. 16, 2007 |
| 7276742 |
Compound semiconductor light emitting device and its manufacturing method |
Oct. 2, 2007 |
| 7276735 |
Laminated semiconductor substrate and optical semiconductor element |
Oct. 2, 2007 |
| 7273663 |
White OLED having multiple white electroluminescence units |
Sep. 25, 2007 |
| 7271418 |
Semiconductor apparatus for white light generation and amplification |
Sep. 18, 2007 |
| 7271422 |
Semiconductor optical device |
Sep. 18, 2007 |
| 7259406 |
Semiconductor optical element |
Aug. 21, 2007 |
| 7253450 |
Light-emitting device |
Aug. 7, 2007 |
| 7253015 |
Low doped layer for nitride-based semiconductor device |
Aug. 7, 2007 |
| 7230263 |
Gallium nitride compound semiconductor element |
Jun. 12, 2007 |
| 7217947 |
Semiconductor light source and method of making |
May. 15, 2007 |
| 7208770 |
Oxygen-doped Al-containing current blocking layers in active semiconductor devices in photonic integrated circuits (PICs) |
Apr. 24, 2007 |
| 7208752 |
Structure and manufacturing of gallium nitride light emitting diode |
Apr. 24, 2007 |
| 7208338 |
Method of manufacturing semiconductor light emitting device |
Apr. 24, 2007 |
| 7205576 |
Light emitting device and method of manufacturing the same |
Apr. 17, 2007 |
| 7196348 |
GaN system semiconductor light emitting device excellent in light emission efficiency and light extracting efficiency |
Mar. 27, 2007 |
| 7193236 |
Light emitting device using nitride semiconductor and fabrication method of the same |
Mar. 20, 2007 |
| 7193248 |
LED backlighting system |
Mar. 20, 2007 |
| 7193249 |
Nitride-based light emitting device and method of manufacturing the same |
Mar. 20, 2007 |
| 7190076 |
Electrode for p-type Group III nitride compound semiconductor layer and method for producing the same |
Mar. 13, 2007 |
| 7177061 |
Semiconductor optical modulator having a quantum well structure for increasing effective photocurrent generating capability |
Feb. 13, 2007 |
| 7176499 |
Method of manufacturing a semiconductor light emitting device, semiconductor light emitting device, method of manufacturing a semiconductor device, semiconductor device, method of manufacturin |
Feb. 13, 2007 |
| 7176479 |
Nitride compound semiconductor element |
Feb. 13, 2007 |
| 7173287 |
Semiconductor light-emitting device |
Feb. 6, 2007 |
| 7173288 |
Nitride semiconductor light emitting device having electrostatic discharge (ESD) protection capacity |
Feb. 6, 2007 |
| 7170097 |
Inverted light emitting diode on conductive substrate |
Jan. 30, 2007 |
| 7154125 |
Nitride-based semiconductor light-emitting device and manufacturing method thereof |
Dec. 26, 2006 |
| 7154927 |
Surface emitting semiconductor laser and communication system using the same |
Dec. 26, 2006 |
| 7148519 |
Structure of GaN light-emitting diode |
Dec. 12, 2006 |
| 7148517 |
Light emitting diode and method of the same |
Dec. 12, 2006 |
| 7148514 |
Nitride semiconductor light emitting diode and fabrication method thereof |
Dec. 12, 2006 |
| 7145183 |
Method for producing a vertically emitting laser |
Dec. 5, 2006 |
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