Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470087 | Device for reproducing multi-channel audio by using two speakers and method therefor | Jung-kwon Heo | 2002-10-22 |
| 6384672 | Dual internal voltage generating apparatus | — | 2002-05-07 |