Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483716 | video cassette recorder having preamplifier incorporated with main board | — | 2002-11-19 |
| 6385390 | Hi-Fi audio signal recording/playback apparatus using video heads | Chul Min Kim, Yong-jin Kang | 2002-05-07 |
| 6215953 | Duplication apparatus having automatic select function of copy mode | — | 2001-04-10 |