Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8332685 | Method of determining defects in information storage medium, recording/reproducing apparatus using the same, and information storage medium | Sung-hee Hwang, Jung-wan Ko | 2012-12-11 |
| 8140891 | Method of determining defects in information storage medium, recording/reproducing apparatus using the same, and information storage medium | Sung-hee Hwang, Jung-wan Ko | 2012-03-20 |