Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791152 | Photodetector device and method for manufacturing the same | Woong Hwang, Jun Young Kim | 2004-09-14 |
| 6689631 | Semiconductor light-emitting device with improved electro-optical characteristics and method of manufacturing the same | — | 2004-02-10 |