Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916557 | Perpendicular magnetic recording media | Yoshiyuki Hirayama, Hiroyuki Nakagawa, Ichiro Tamai, Ikuko Takekuma | 2005-07-12 |
| 6890663 | Process of forming a pattern on a substrate | Hideaki Masuko, Tadahiko Udagawa, Nobuo Bessho | 2005-05-10 |