Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8030667 | Nitride semiconductor light emitting diode | Sang Yeob Song, Bum Joon Kim | 2011-10-04 |
| 7935970 | Nitride semiconductor light emitting diode | Sang Yeob Song, Bum Joon Kim | 2011-05-03 |