Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7303309 | Method and apparatus for backlit signs with light emitting diode modules | Chen-Ho Wu | 2007-12-04 |
| 6911915 | Compact light emitting diode retrofit lamp and method for traffic signal lights | Chen-Ho Wu, Chao Wang, Shih-Chang Wang | 2005-06-28 |