Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923134 | Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording device | Masayoshi Shimizu | 2011-04-12 |
| 7892663 | Perpendicular magnetic recording media and magnetic storage apparatus using the same | Hiroyuki Nakagawa, Ryoko Araki, Naoto Ito | 2011-02-22 |