Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817507 | Capstan motor for magnetic recording and reproducing apparatus | — | 2004-11-16 |
| 6128157 | Structure for pressing a cassette in a magnetic record and playback machine | Sung Hun Choi, Myung C. Baek, You Seok Chae, Sung-pyo HONG, Jong-Dae Park +2 more | 2000-10-03 |