Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7148586 | Sine wave generation circuit and uninterruptible power supply system using the same | Dong-Hyang Lee | 2006-12-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7148586 | Sine wave generation circuit and uninterruptible power supply system using the same | Dong-Hyang Lee | 2006-12-12 |