Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673667 | Method for manufacturing light emitting diode chip | Ko-Wei Chien | 2014-03-18 |
| 8431934 | Light emitting diode chip and manufacturing method thereof | Ko-Wei Chien | 2013-04-30 |