Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003237 | Perpendicular magnetic recording disk and manufacturing method thereof | Yoshiaki Sonobe, Teiichiro Umezawa, Kong-Kyeom Kim | 2011-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003237 | Perpendicular magnetic recording disk and manufacturing method thereof | Yoshiaki Sonobe, Teiichiro Umezawa, Kong-Kyeom Kim | 2011-08-23 |