Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462357 | Epitaxial growth of nitride compound semiconductor | Chih-Sung Chang | 2002-10-08 |
| 6441403 | Semiconductor device with roughened surface increasing external quantum efficiency | Chih-Sung Chang, Chung-Ying CHANG | 2002-08-27 |
| 6429102 | Method of manufacturing low resistivity p-type compound semiconductor material | Chung-Ying CHANG | 2002-08-06 |
| 6399408 | Process for producing light emitting device | Charng-Shyang Jong | 2002-06-04 |