Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D504432 | Compact disk | Yong-Seok Bang, Young-Ju Yeo, Ji-hyun You | 2005-04-26 |
| D501661 | Compact disk | Yong-Seok Bang, Young-Ju Yeo, Ji-hyun You | 2005-02-08 |
| D501479 | Compact disk | Yong-Seok Bang, Young-Ju Yeo, Ji-hyun You | 2005-02-01 |
| D501480 | Compact disk | Yong-Seok Bang, Young-Ju Yeo, Ji-hyun You | 2005-02-01 |