Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813147 | Portable disk player | — | 2004-11-02 |
| 6681276 | Player having cassette playing unit and memory card playing unit | Jin-Woo Seo | 2004-01-20 |
HJ
Hwoa-Su Jeong
Overall (All Time): #2,186,531 of 4,157,543Top 55%
2
Patents All Time