Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403240 | Magnetic recording media and magnetic recording system using the same | Akira Ishikawa, Ichiro Tamai, Yotsuo Yahisa, Yuzuru Hosoe, Kiwamu Tanahashi +7 more | 2002-06-11 |
| 6403242 | Magnetic recording medium and magnetic recording system using such a magnetic recording medium | Yoshio Takahashi, Akira Ishikawa, Ichiro Tamai, Yuzuru Hosoe, Yoshifumi Matsuda +2 more | 2002-06-11 |