Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670056 | Perpendicular magnetic recording medium and magnetic read/write apparatus | — | 2003-12-30 |
| 6620533 | Magnetic recording medium | Futoshi Nakamura, Hideo Ogiwara, Soichi Oikawa | 2003-09-16 |
| 6548194 | Perpendicular magnetic recording medium and a magnetic reproducing apparatus | Futoshi Nakamura, Soichi Oikawa, Hiroshi Sakai, Kenji Shimizu | 2003-04-15 |