Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803131 | Magnetic recording medium | Naoki Ikeda | 2004-10-12 |
| 6696183 | Metallic thin film magnetic recording medium | Shinya Yoshida, Kazunari Motohashi, Takashi Kanou, Tomoe Iwano | 2004-02-24 |