Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42636 | Window for gallium nitride light emitting diode | John Chen, Robert Shih | 2011-08-23 |
| 6897494 | GaN light emitting diode with conductive outer layer | John Chen, Robert Shih | 2005-05-24 |
| 6642549 | Method of forming a window for a gallium nitride light emitting diode | John Chen, Robert Shih | 2003-11-04 |
| 6643304 | Transparent substrate light emitting diode | John Chen, Robert Shih | 2003-11-04 |
| 6580096 | Window for light-emitting diode | John Chen, Robert Shih | 2003-06-17 |
| 6459098 | Window for light emitting diode | John Chen, Robert Shih | 2002-10-01 |
| 6420736 | Window for gallium nitride light emitting diode | John Chen, Robert Shih | 2002-07-16 |