Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7498185 | Light emitting diode and method making the same | Tzong-Liang Tsai, Chih-Sung Chang, Way-Jze Wen | 2009-03-03 |
| 7355209 | Light emitting diode and method making the same | Tzong-Liang Tsai, Chih-Sung Chang, Way-Jze Wen | 2008-04-08 |
| 7012281 | Light emitting diode device and manufacturing method | Tzong-Liang Tsai, Chih-Sung Chang, Tzer-Perng Chen | 2006-03-14 |
| 6429460 | Highly luminous light emitting device | Tzer-Perng Chen, Chih-Sung Chang | 2002-08-06 |