Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039045 | Method of manufacturing a disk substrate for a magnetic recording medium | Youichi Tei, Akira Iso, Kazuhito Higuchi, Hajime Kurihara | 2011-10-18 |
| 8039133 | Magnetic recording medium and method for manufacturing the same | Miyabi Nakamura, Takahiro Shimizu, Naoki Takizawa, Tadaaki Oikawa | 2011-10-18 |
| 8034470 | Perpendicular magnetic recording medium and method of manufacturing the medium | Tadaaki Oikawa | 2011-10-11 |