Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6884520 | Perpendicular magnetic recording medium and method of manufacturing the same and product thereof | Tadaaki Oikawa, Hiroyuki Uwazumi, Miyabi Nakamura | 2005-04-26 |
| 6858320 | Perpendicular magnetic recording medium | Yasushi Sakai | 2005-02-22 |