Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449118 | Magnetic recording/reproducing apparatus | Do Young Choi, Young-Ho Cho, Hyeong-Seok Choi, Jun Young Kim, Seung Woo Lee +2 more | 2002-09-10 |
| 6369991 | Head drum apparatus | Do Young Choi, Young-Ho Cho, Hyeong-Seok Choi, Jun Young Kim, Seung Woo Lee +1 more | 2002-04-09 |