Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7684560 | Earset | Sang-Min Hyun, Chang-Soo Lee | 2010-03-23 |
| D560193 | Cellular phone | Sang-Min Hyun, Chang-Soo Lee | 2008-01-22 |
| D555134 | Portable phone | Sang-Min Hyun, Chang-Soo Lee | 2007-11-13 |