Issued Patents All Time
Showing 51–57 of 57 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 |
| 6221508 | Magnetic recording media | Ichiro Tamai, Yuzuru Hosoe, Kiwamu Tanahashi, Yoshio Takahashi, Fumiyoshi Kirino +2 more | 2001-04-24 |
| 6197367 | Magnetic recording medium, method of fabricating magnetic recording medium, and magnetic storage | Yoshibumi Matsuda, Akira Ishikawa, Yotsuo Yahisa, Yuzuru Hosoe, Koji Sakamoto | 2001-03-06 |
| 6080476 | 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 | 2000-06-27 |
| 6001447 | Longitudinal magnetic recording media and magnetic storage apparatus using the same | Kiwamu Tanahashi, Yuzuru Hosoe, Ichiro Tamai, Tomoo Yamamoto, Masukazu Igarashi +1 more | 1999-12-14 |
| 5922456 | Longitudal magnetic recording medium having a multi-layered underlayer and magnetic storage apparatus using such magnetic recording medium | Kiwamu Tanahashi, Yuzuru Hosoe, Ichiro Tamai, Tomoo Yamamoto | 1999-07-13 |