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Class Information
Number: 257/94
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Incoherent light emitter structure > With heterojunction
Description: Subject matter wherein there is at least one junction between semiconductor materials of different chemical compositions.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7456435 |
Light-emitting semiconductor device |
Nov. 25, 2008 |
| 7453100 |
DFB laser assembly and laser module |
Nov. 18, 2008 |
| 7453091 |
Gallium nitride-based semiconductor device |
Nov. 18, 2008 |
| 7449722 |
Semiconductor light emitting element |
Nov. 11, 2008 |
| 7442964 |
Photonic crystal light emitting device with multiple lattices |
Oct. 28, 2008 |
| 7442569 |
Vertical GaN-based LED and method of manufacturing the same |
Oct. 28, 2008 |
| 7439546 |
Semiconductor light emitting device, its manufacturing method, semiconductor device and its manufacturing method |
Oct. 21, 2008 |
| 7432535 |
Semiconductor light emitting device |
Oct. 7, 2008 |
| 7432531 |
Semiconductor device |
Oct. 7, 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 |
| 7429755 |
High power light emitting diode |
Sep. 30, 2008 |
| 7423284 |
Light emitting device, method for making the same, and nitride semiconductor substrate |
Sep. 9, 2008 |
| 7420998 |
Semiconductor laser device |
Sep. 2, 2008 |
| 7420204 |
Organic transistor |
Sep. 2, 2008 |
| 7408199 |
Nitride semiconductor laser device and nitride semiconductor device |
Aug. 5, 2008 |
| 7402838 |
Nitride semiconductor device |
Jul. 22, 2008 |
| 7397069 |
Semiconductor device |
Jul. 8, 2008 |
| 7393411 |
.beta.-Ga.sub.2O.sub.3 single crystal growing method, thin-film single crystal growing method, Ga.sub.2O.sub.3 light-emitting device, and its manufacturing method |
Jul. 1, 2008 |
| 7394112 |
Heterostructure with rear-face donor doping |
Jul. 1, 2008 |
| 7388231 |
Semiconductor light emitting device |
Jun. 17, 2008 |
| 7385227 |
Compact light emitting device package with enhanced heat dissipation and method for making the package |
Jun. 10, 2008 |
| 7382035 |
Schottky diode with low leakage current and fabrication method thereof |
Jun. 3, 2008 |
| 7378680 |
Migration enhanced epitaxy fabrication of quantum wells |
May. 27, 2008 |
| 7375380 |
Semiconductor light emitting device |
May. 20, 2008 |
| 7372078 |
Vertical gallium-nitride based light emitting diode |
May. 13, 2008 |
| 7368757 |
Compound semiconductor and compound semiconductor device using the same |
May. 6, 2008 |
| 7365366 |
Boron phosphide-based semiconductor light-emitting device and production method thereof |
Apr. 29, 2008 |
| 7361938 |
Luminescent ceramic for a light emitting device |
Apr. 22, 2008 |
| 7358537 |
Light emitting diode and fabrication method thereof |
Apr. 15, 2008 |
| 7352008 |
Heterostructure with rear-face donor doping |
Apr. 1, 2008 |
| 7352009 |
Light emitting nitride semiconductor device and method of fabricating the same |
Apr. 1, 2008 |
| 7348601 |
Nitride-based compound semiconductor light emitting device |
Mar. 25, 2008 |
| 7348600 |
Nitride semiconductor device, and its fabrication process |
Mar. 25, 2008 |
| 7345324 |
Light emitting diodes with graded composition active regions |
Mar. 18, 2008 |
| 7339195 |
Semiconductor light emitting device, its manufacturing method, semiconductor device and its manufacturing method |
Mar. 4, 2008 |
| 7332365 |
Method for fabricating group-III nitride devices and devices fabricated using method |
Feb. 19, 2008 |
| 7326963 |
Nitride-based light emitting heterostructure |
Feb. 5, 2008 |
| 7320898 |
Semiconductor laser device and method for fabricating the same |
Jan. 22, 2008 |
| 7321132 |
Multi-layer structure for use in the fabrication of integrated circuit devices and methods for fabrication of same |
Jan. 22, 2008 |
| 7321191 |
Phosphor blends for green traffic signals |
Jan. 22, 2008 |
| 7319249 |
Light emitting element and method of making same |
Jan. 15, 2008 |
| 7319247 |
Light emitting-diode chip and a method for producing same |
Jan. 15, 2008 |
| 7317211 |
Light-emitting device, light-emitting apparatus, image display apparatus, method of manufacturing light-emitting device, and method of manufacturing image display apparatus |
Jan. 8, 2008 |
| 7315050 |
Semiconductor device, semiconductor layer and production method thereof |
Jan. 1, 2008 |
| 7297986 |
Nitride-based light-emitting device and method of manufacturing the same |
Nov. 20, 2007 |
| 7294866 |
Flip-chip light-emitting device with micro-reflector |
Nov. 13, 2007 |
| 7294862 |
Photonic crystal light emitting device |
Nov. 13, 2007 |
| 7294200 |
Method for producing nitride semiconductor crystal, and nitride semiconductor wafer and nitride semiconductor device |
Nov. 13, 2007 |
| 7285801 |
LED with series-connected monolithically integrated mesas |
Oct. 23, 2007 |
| 7282746 |
Light emitting diode and method of fabricating the same |
Oct. 16, 2007 |
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