Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682370 | Apparatus for recording and selectively playing an optical disc and a cassette-encased tape | Jie-Hoon Lee | 1997-10-28 |
| 5666342 | United tape and disc recording/reproducing device having a united inserting part | — | 1997-09-09 |