Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473260 | Optical information recording/reproducing apparatus and method for using both disc cartridges holding 8cm and 12cm disc | Young-sun Seo, Han-kook Choi, In-sik Park | 2002-10-29 |