Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808824 | Perpendicular magnetic recording media | Kiwamu Tanahashi, Noboru Shimizu, Yukio Honda, Yuzuru Hosoe | 2004-10-26 |
| 6759148 | Perpendicular magnetic recording media and magnetic storage apparatus using the same | Kiwamu Tanahashi, Yukio Honda, Masaaki Futamoto, Akira Ishikawa | 2004-07-06 |
| 6723457 | Perpendicular magnetic recording media, manufacturing process of the same, and magnetic storage apparatus using the same | Kiwamu Tanahashi, Noboru Shimizu, Yukio Honda, Yuzuru Hosoe | 2004-04-20 |
| 6686070 | Perpendicular magnetic recording media, magnetic recording apparatus | Masaaki Futamoto, Kazuetsu Yoshida, Yukio Honda, Yoshiyuki Hirayama | 2004-02-03 |