Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901803 | Perpendicular magnetic recording medium, manufacturing method therefor, and magnetic read/write apparatus using the same | Tomoyuki Maeda, Soichi Oikawa, Takeshi Iwasaki, Hiroshi Sakai, Kenji Shimizu +1 more | 2011-03-08 |
| 7867638 | Magnetic recording medium, method for producing thereof, and magnetic recording and reproducing apparatus | Akira Sakawaki, Kenji Shimizu, Kazuo Kobayashi, Hiroshi Sakai, Soichi Oikawa +2 more | 2011-01-11 |